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Finding the Fourth Proportional to 466,892.60, 644,294.77 and 260,150.30

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Solution

The fourth proportional to 466,892.60, 644,294.77 and 260,150.30 is: 358,997.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,892.60 : 644,294.77 = 260,150.30 : x
  2. Step 2: Convert to fraction form
    466,892.60/644,294.77 = 260,150.30/x
  3. Step 3: Cross multiply
    466,892.60x = 644,294.77 × 260,150.30
  4. Step 4: Simplify right side
    466,892.60x = 167,613,476,093.19
  5. Step 5: Solve for x
    x = 167,613,476,093.19/466,892.60
  6. Step 6: Final answer
    x = 358,997.93

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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.