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Finding the Fourth Proportional to 652,336.32, 900,230.40 and 365,850.30

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Solution

The fourth proportional to 652,336.32, 900,230.40 and 365,850.30 is: 504,876.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,336.32 : 900,230.40 = 365,850.30 : x
  2. Step 2: Convert to fraction form
    652,336.32/900,230.40 = 365,850.30/x
  3. Step 3: Cross multiply
    652,336.32x = 900,230.40 × 365,850.30
  4. Step 4: Simplify right side
    652,336.32x = 329,349,561,909.12
  5. Step 5: Solve for x
    x = 329,349,561,909.12/652,336.32
  6. Step 6: Final answer
    x = 504,876.94

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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.