Home / 546,837.60-820,517.76-297,519.36

Finding the Fourth Proportional to 546,837.60, 820,517.76 and 297,519.36

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Solution

The fourth proportional to 546,837.60, 820,517.76 and 297,519.36 is: 446,421.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,837.60 : 820,517.76 = 297,519.36 : x
  2. Step 2: Convert to fraction form
    546,837.60/820,517.76 = 297,519.36/x
  3. Step 3: Cross multiply
    546,837.60x = 820,517.76 × 297,519.36
  4. Step 4: Simplify right side
    546,837.60x = 244,119,918,823.83
  5. Step 5: Solve for x
    x = 244,119,918,823.83/546,837.60
  6. Step 6: Final answer
    x = 446,421.24

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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.