Home / 732,428.43-1,010,853.63-529,137.06

Finding the Fourth Proportional to 732,428.43, 1,010,853.63 and 529,137.06

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Solution

The fourth proportional to 732,428.43, 1,010,853.63 and 529,137.06 is: 730,283.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,428.43 : 1,010,853.63 = 529,137.06 : x
  2. Step 2: Convert to fraction form
    732,428.43/1,010,853.63 = 529,137.06/x
  3. Step 3: Cross multiply
    732,428.43x = 1,010,853.63 × 529,137.06
  4. Step 4: Simplify right side
    732,428.43x = 534,880,117,868.53
  5. Step 5: Solve for x
    x = 534,880,117,868.53/732,428.43
  6. Step 6: Final answer
    x = 730,283.12

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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.