Home / 461,132.03-636,363.32-257,196.15

Finding the Fourth Proportional to 461,132.03, 636,363.32 and 257,196.15

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Solution

The fourth proportional to 461,132.03, 636,363.32 and 257,196.15 is: 354,931.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,132.03 : 636,363.32 = 257,196.15 : x
  2. Step 2: Convert to fraction form
    461,132.03/636,363.32 = 257,196.15/x
  3. Step 3: Cross multiply
    461,132.03x = 636,363.32 × 257,196.15
  4. Step 4: Simplify right side
    461,132.03x = 163,670,194,619.24
  5. Step 5: Solve for x
    x = 163,670,194,619.24/461,132.03
  6. Step 6: Final answer
    x = 354,931.31

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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.