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Finding the Fourth Proportional to 261,337.70, 360,624.12 and 146,600.30

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Solution

The fourth proportional to 261,337.70, 360,624.12 and 146,600.30 is: 202,296.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,337.70 : 360,624.12 = 146,600.30 : x
  2. Step 2: Convert to fraction form
    261,337.70/360,624.12 = 146,600.30/x
  3. Step 3: Cross multiply
    261,337.70x = 360,624.12 × 146,600.30
  4. Step 4: Simplify right side
    261,337.70x = 52,867,604,179.24
  5. Step 5: Solve for x
    x = 52,867,604,179.24/261,337.70
  6. Step 6: Final answer
    x = 202,296.13

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1.5x scale

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.