Home / 648,951.92-973,677.17-457,010.55

Finding the Fourth Proportional to 648,951.92, 973,677.17 and 457,010.55

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Solution

The fourth proportional to 648,951.92, 973,677.17 and 457,010.55 is: 685,691.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,951.92 : 973,677.17 = 457,010.55 : x
  2. Step 2: Convert to fraction form
    648,951.92/973,677.17 = 457,010.55/x
  3. Step 3: Cross multiply
    648,951.92x = 973,677.17 × 457,010.55
  4. Step 4: Simplify right side
    648,951.92x = 444,980,738,984.14
  5. Step 5: Solve for x
    x = 444,980,738,984.14/648,951.92
  6. Step 6: Final answer
    x = 685,691.38

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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.