Home / 776,240.55-1,164,294.12-472,555.88

Finding the Fourth Proportional to 776,240.55, 1,164,294.12 and 472,555.88

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Solution

The fourth proportional to 776,240.55, 1,164,294.12 and 472,555.88 is: 708,793.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,240.55 : 1,164,294.12 = 472,555.88 : x
  2. Step 2: Convert to fraction form
    776,240.55/1,164,294.12 = 472,555.88/x
  3. Step 3: Cross multiply
    776,240.55x = 1,164,294.12 × 472,555.88
  4. Step 4: Simplify right side
    776,240.55x = 550,194,032,455.43
  5. Step 5: Solve for x
    x = 550,194,032,455.43/776,240.55
  6. Step 6: Final answer
    x = 708,793.21

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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.