Home / 731,382.50-1,007,202.74-602,877.21

Finding the Fourth Proportional to 731,382.50, 1,007,202.74 and 602,877.21

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Solution

The fourth proportional to 731,382.50, 1,007,202.74 and 602,877.21 is: 830,235.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,382.50 : 1,007,202.74 = 602,877.21 : x
  2. Step 2: Convert to fraction form
    731,382.50/1,007,202.74 = 602,877.21/x
  3. Step 3: Cross multiply
    731,382.50x = 1,007,202.74 × 602,877.21
  4. Step 4: Simplify right side
    731,382.50x = 607,219,574,781.17
  5. Step 5: Solve for x
    x = 607,219,574,781.17/731,382.50
  6. Step 6: Final answer
    x = 830,235.31

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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.