Home / 752,043.12-1,122,779.82-573,598.32

Finding the Fourth Proportional to 752,043.12, 1,122,779.82 and 573,598.32

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Solution

The fourth proportional to 752,043.12, 1,122,779.82 and 573,598.32 is: 856,366.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,043.12 : 1,122,779.82 = 573,598.32 : x
  2. Step 2: Convert to fraction form
    752,043.12/1,122,779.82 = 573,598.32/x
  3. Step 3: Cross multiply
    752,043.12x = 1,122,779.82 × 573,598.32
  4. Step 4: Simplify right side
    752,043.12x = 644,024,618,481.90
  5. Step 5: Solve for x
    x = 644,024,618,481.90/752,043.12
  6. Step 6: Final answer
    x = 856,366.61

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.