Home / 834,422.10-1,151,496.09-452,447.70

Finding the Fourth Proportional to 834,422.10, 1,151,496.09 and 452,447.70

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Solution

The fourth proportional to 834,422.10, 1,151,496.09 and 452,447.70 is: 624,374.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,422.10 : 1,151,496.09 = 452,447.70 : x
  2. Step 2: Convert to fraction form
    834,422.10/1,151,496.09 = 452,447.70/x
  3. Step 3: Cross multiply
    834,422.10x = 1,151,496.09 × 452,447.70
  4. Step 4: Simplify right side
    834,422.10x = 520,991,757,479.49
  5. Step 5: Solve for x
    x = 520,991,757,479.49/834,422.10
  6. Step 6: Final answer
    x = 624,374.35

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.