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Finding the Fourth Proportional to 442,510.48, 610,711.50 and 270,529.12

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Solution

The fourth proportional to 442,510.48, 610,711.50 and 270,529.12 is: 373,358.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,510.48 : 610,711.50 = 270,529.12 : x
  2. Step 2: Convert to fraction form
    442,510.48/610,711.50 = 270,529.12/x
  3. Step 3: Cross multiply
    442,510.48x = 610,711.50 × 270,529.12
  4. Step 4: Simplify right side
    442,510.48x = 165,215,244,668.88
  5. Step 5: Solve for x
    x = 165,215,244,668.88/442,510.48
  6. Step 6: Final answer
    x = 373,358.94

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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.