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Finding the Fourth Proportional to 653,853.60, 902,318.76 and 367,373.52

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Solution

The fourth proportional to 653,853.60, 902,318.76 and 367,373.52 is: 506,975.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,853.60 : 902,318.76 = 367,373.52 : x
  2. Step 2: Convert to fraction form
    653,853.60/902,318.76 = 367,373.52/x
  3. Step 3: Cross multiply
    653,853.60x = 902,318.76 × 367,373.52
  4. Step 4: Simplify right side
    653,853.60x = 331,488,019,023.24
  5. Step 5: Solve for x
    x = 331,488,019,023.24/653,853.60
  6. Step 6: Final answer
    x = 506,975.90

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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.