Home / 914,975.40-1,372,839.94-402,377.02

Finding the Fourth Proportional to 914,975.40, 1,372,839.94 and 402,377.02

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Solution

The fourth proportional to 914,975.40, 1,372,839.94 and 402,377.02 is: 603,731.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,975.40 : 1,372,839.94 = 402,377.02 : x
  2. Step 2: Convert to fraction form
    914,975.40/1,372,839.94 = 402,377.02/x
  3. Step 3: Cross multiply
    914,975.40x = 1,372,839.94 × 402,377.02
  4. Step 4: Simplify right side
    914,975.40x = 552,399,246,213.20
  5. Step 5: Solve for x
    x = 552,399,246,213.20/914,975.40
  6. Step 6: Final answer
    x = 603,731.26

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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.