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Finding the Fourth Proportional to 595.20, 898.12 and 572.70

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Solution

The fourth proportional to 595.20, 898.12 and 572.70 is: 864.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    595.20 : 898.12 = 572.70 : x
  2. Step 2: Convert to fraction form
    595.20/898.12 = 572.70/x
  3. Step 3: Cross multiply
    595.20x = 898.12 × 572.70
  4. Step 4: Simplify right side
    595.20x = 514,345.97
  5. Step 5: Solve for x
    x = 514,345.97/595.20
  6. Step 6: Final answer
    x = 864.16

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.