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Finding the Fourth Proportional to 617,932.60, 926,898.90 and 617,932.60

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Solution

The fourth proportional to 617,932.60, 926,898.90 and 617,932.60 is: 926,898.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,932.60 : 926,898.90 = 617,932.60 : x
  2. Step 2: Convert to fraction form
    617,932.60/926,898.90 = 617,932.60/x
  3. Step 3: Cross multiply
    617,932.60x = 926,898.90 × 617,932.60
  4. Step 4: Simplify right side
    617,932.60x = 572,761,047,214.14
  5. Step 5: Solve for x
    x = 572,761,047,214.14/617,932.60
  6. Step 6: Final answer
    x = 926,898.90

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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.