Home / 1,097,090.48-1,645,793.15-338,998.16

Finding the Fourth Proportional to 1,097,090.48, 1,645,793.15 and 338,998.16

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Solution

The fourth proportional to 1,097,090.48, 1,645,793.15 and 338,998.16 is: 508,545.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,090.48 : 1,645,793.15 = 338,998.16 : x
  2. Step 2: Convert to fraction form
    1,097,090.48/1,645,793.15 = 338,998.16/x
  3. Step 3: Cross multiply
    1,097,090.48x = 1,645,793.15 × 338,998.16
  4. Step 4: Simplify right side
    1,097,090.48x = 557,920,839,666.65
  5. Step 5: Solve for x
    x = 557,920,839,666.65/1,097,090.48
  6. Step 6: Final answer
    x = 508,545.88

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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.