Home / 1,557,385.70-2,335,641.15-492,754.10

Finding the Fourth Proportional to 1,557,385.70, 2,335,641.15 and 492,754.10

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Solution

The fourth proportional to 1,557,385.70, 2,335,641.15 and 492,754.10 is: 738,992.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,385.70 : 2,335,641.15 = 492,754.10 : x
  2. Step 2: Convert to fraction form
    1,557,385.70/2,335,641.15 = 492,754.10/x
  3. Step 3: Cross multiply
    1,557,385.70x = 2,335,641.15 × 492,754.10
  4. Step 4: Simplify right side
    1,557,385.70x = 1,150,896,752,791.21
  5. Step 5: Solve for x
    x = 1,150,896,752,791.21/1,557,385.70
  6. Step 6: Final answer
    x = 738,992.76

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Double scale
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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.