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Finding the Fourth Proportional to 564,870.52, 847,312.67 and 165,519.37

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Solution

The fourth proportional to 564,870.52, 847,312.67 and 165,519.37 is: 248,281.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    564,870.52 : 847,312.67 = 165,519.37 : x
  2. Step 2: Convert to fraction form
    564,870.52/847,312.67 = 165,519.37/x
  3. Step 3: Cross multiply
    564,870.52x = 847,312.67 × 165,519.37
  4. Step 4: Simplify right side
    564,870.52x = 140,246,659,331.42
  5. Step 5: Solve for x
    x = 140,246,659,331.42/564,870.52
  6. Step 6: Final answer
    x = 248,281.07

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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.