Home / 695,220.62-1,042,977.33-239,853.20

Finding the Fourth Proportional to 695,220.62, 1,042,977.33 and 239,853.20

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Solution

The fourth proportional to 695,220.62, 1,042,977.33 and 239,853.20 is: 359,830.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,220.62 : 1,042,977.33 = 239,853.20 : x
  2. Step 2: Convert to fraction form
    695,220.62/1,042,977.33 = 239,853.20/x
  3. Step 3: Cross multiply
    695,220.62x = 1,042,977.33 × 239,853.20
  4. Step 4: Simplify right side
    695,220.62x = 250,161,444,913.07
  5. Step 5: Solve for x
    x = 250,161,444,913.07/695,220.62
  6. Step 6: Final answer
    x = 359,830.30

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Double scale
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Similar ratio
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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.