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Finding the Fourth Proportional to 570,626.71, 787,329.65 and 337,936.15

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Solution

The fourth proportional to 570,626.71, 787,329.65 and 337,936.15 is: 466,271.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,626.71 : 787,329.65 = 337,936.15 : x
  2. Step 2: Convert to fraction form
    570,626.71/787,329.65 = 337,936.15/x
  3. Step 3: Cross multiply
    570,626.71x = 787,329.65 × 337,936.15
  4. Step 4: Simplify right side
    570,626.71x = 266,067,152,530.85
  5. Step 5: Solve for x
    x = 266,067,152,530.85/570,626.71
  6. Step 6: Final answer
    x = 466,271.82

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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.