Home / 898,254.70-1,348,366.20-561,675.40

Finding the Fourth Proportional to 898,254.70, 1,348,366.20 and 561,675.40

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Solution

The fourth proportional to 898,254.70, 1,348,366.20 and 561,675.40 is: 843,128.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,254.70 : 1,348,366.20 = 561,675.40 : x
  2. Step 2: Convert to fraction form
    898,254.70/1,348,366.20 = 561,675.40/x
  3. Step 3: Cross multiply
    898,254.70x = 1,348,366.20 × 561,675.40
  4. Step 4: Simplify right side
    898,254.70x = 757,344,124,731.48
  5. Step 5: Solve for x
    x = 757,344,124,731.48/898,254.70
  6. Step 6: Final answer
    x = 843,128.49

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.