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Finding the Fourth Proportional to 617,275.52, 924,855.04 and 414,491.52

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Solution

The fourth proportional to 617,275.52, 924,855.04 and 414,491.52 is: 621,026.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,275.52 : 924,855.04 = 414,491.52 : x
  2. Step 2: Convert to fraction form
    617,275.52/924,855.04 = 414,491.52/x
  3. Step 3: Cross multiply
    617,275.52x = 924,855.04 × 414,491.52
  4. Step 4: Simplify right side
    617,275.52x = 383,344,571,309.26
  5. Step 5: Solve for x
    x = 383,344,571,309.26/617,275.52
  6. Step 6: Final answer
    x = 621,026.69

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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.