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Finding the Fourth Proportional to 599,085.60, 826,921.20 and 369,713.04

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Solution

The fourth proportional to 599,085.60, 826,921.20 and 369,713.04 is: 510,316.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,085.60 : 826,921.20 = 369,713.04 : x
  2. Step 2: Convert to fraction form
    599,085.60/826,921.20 = 369,713.04/x
  3. Step 3: Cross multiply
    599,085.60x = 826,921.20 × 369,713.04
  4. Step 4: Simplify right side
    599,085.60x = 305,723,550,692.45
  5. Step 5: Solve for x
    x = 305,723,550,692.45/599,085.60
  6. Step 6: Final answer
    x = 510,316.97

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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.