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Finding the Fourth Proportional to 452,901.66, 624,427.83 and 283,073.82

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Solution

The fourth proportional to 452,901.66, 624,427.83 and 283,073.82 is: 390,281.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,901.66 : 624,427.83 = 283,073.82 : x
  2. Step 2: Convert to fraction form
    452,901.66/624,427.83 = 283,073.82/x
  3. Step 3: Cross multiply
    452,901.66x = 624,427.83 × 283,073.82
  4. Step 4: Simplify right side
    452,901.66x = 176,759,171,152.41
  5. Step 5: Solve for x
    x = 176,759,171,152.41/452,901.66
  6. Step 6: Final answer
    x = 390,281.57

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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.