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Finding the Fourth Proportional to 671,010.60, 1,005,859.80 and 600,151.80

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Solution

The fourth proportional to 671,010.60, 1,005,859.80 and 600,151.80 is: 899,640.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,010.60 : 1,005,859.80 = 600,151.80 : x
  2. Step 2: Convert to fraction form
    671,010.60/1,005,859.80 = 600,151.80/x
  3. Step 3: Cross multiply
    671,010.60x = 1,005,859.80 × 600,151.80
  4. Step 4: Simplify right side
    671,010.60x = 603,668,569,517.64
  5. Step 5: Solve for x
    x = 603,668,569,517.64/671,010.60
  6. Step 6: Final answer
    x = 899,640.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.