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Finding the Fourth Proportional to 555,759.04, 766,937.47 and 314,036.41

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Solution

The fourth proportional to 555,759.04, 766,937.47 and 314,036.41 is: 433,364.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,759.04 : 766,937.47 = 314,036.41 : x
  2. Step 2: Convert to fraction form
    555,759.04/766,937.47 = 314,036.41/x
  3. Step 3: Cross multiply
    555,759.04x = 766,937.47 × 314,036.41
  4. Step 4: Simplify right side
    555,759.04x = 240,846,289,773.28
  5. Step 5: Solve for x
    x = 240,846,289,773.28/555,759.04
  6. Step 6: Final answer
    x = 433,364.59

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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.