Home / 852,597.20-1,278,774.84-291,550.16

Finding the Fourth Proportional to 852,597.20, 1,278,774.84 and 291,550.16

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Solution

The fourth proportional to 852,597.20, 1,278,774.84 and 291,550.16 is: 437,283.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,597.20 : 1,278,774.84 = 291,550.16 : x
  2. Step 2: Convert to fraction form
    852,597.20/1,278,774.84 = 291,550.16/x
  3. Step 3: Cross multiply
    852,597.20x = 1,278,774.84 × 291,550.16
  4. Step 4: Simplify right side
    852,597.20x = 372,827,009,205.97
  5. Step 5: Solve for x
    x = 372,827,009,205.97/852,597.20
  6. Step 6: Final answer
    x = 437,283.88

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Double scale
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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.