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Finding the Fourth Proportional to 653,675.28, 902,162.68 and 367,217.16

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Solution

The fourth proportional to 653,675.28, 902,162.68 and 367,217.16 is: 506,810.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,675.28 : 902,162.68 = 367,217.16 : x
  2. Step 2: Convert to fraction form
    653,675.28/902,162.68 = 367,217.16/x
  3. Step 3: Cross multiply
    653,675.28x = 902,162.68 × 367,217.16
  4. Step 4: Simplify right side
    653,675.28x = 331,289,617,207.59
  5. Step 5: Solve for x
    x = 331,289,617,207.59/653,675.28
  6. Step 6: Final answer
    x = 506,810.69

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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.