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Finding the Fourth Proportional to 653,793.84, 902,258.72 and 367,308.16

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Solution

The fourth proportional to 653,793.84, 902,258.72 and 367,308.16 is: 506,898.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,793.84 : 902,258.72 = 367,308.16 : x
  2. Step 2: Convert to fraction form
    653,793.84/902,258.72 = 367,308.16/x
  3. Step 3: Cross multiply
    653,793.84x = 902,258.72 × 367,308.16
  4. Step 4: Simplify right side
    653,793.84x = 331,406,990,287.16
  5. Step 5: Solve for x
    x = 331,406,990,287.16/653,793.84
  6. Step 6: Final answer
    x = 506,898.31

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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.