Home / 574,146.20-792,567.18-408,681.88

Finding the Fourth Proportional to 574,146.20, 792,567.18 and 408,681.88

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Solution

The fourth proportional to 574,146.20, 792,567.18 and 408,681.88 is: 564,155.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,146.20 : 792,567.18 = 408,681.88 : x
  2. Step 2: Convert to fraction form
    574,146.20/792,567.18 = 408,681.88/x
  3. Step 3: Cross multiply
    574,146.20x = 792,567.18 × 408,681.88
  4. Step 4: Simplify right side
    574,146.20x = 323,907,843,167.28
  5. Step 5: Solve for x
    x = 323,907,843,167.28/574,146.20
  6. Step 6: Final answer
    x = 564,155.68

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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.