Home / 653,008.23-979,890.62-273,895.16

Finding the Fourth Proportional to 653,008.23, 979,890.62 and 273,895.16

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Solution

The fourth proportional to 653,008.23, 979,890.62 and 273,895.16 is: 411,001.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,008.23 : 979,890.62 = 273,895.16 : x
  2. Step 2: Convert to fraction form
    653,008.23/979,890.62 = 273,895.16/x
  3. Step 3: Cross multiply
    653,008.23x = 979,890.62 × 273,895.16
  4. Step 4: Simplify right side
    653,008.23x = 268,387,291,878.47
  5. Step 5: Solve for x
    x = 268,387,291,878.47/653,008.23
  6. Step 6: Final answer
    x = 411,001.39

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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.