Home / 440,979.58-661,473.02-141,460.62

Finding the Fourth Proportional to 440,979.58, 661,473.02 and 141,460.62

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Solution

The fourth proportional to 440,979.58, 661,473.02 and 141,460.62 is: 212,192.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,979.58 : 661,473.02 = 141,460.62 : x
  2. Step 2: Convert to fraction form
    440,979.58/661,473.02 = 141,460.62/x
  3. Step 3: Cross multiply
    440,979.58x = 661,473.02 × 141,460.62
  4. Step 4: Simplify right side
    440,979.58x = 93,572,383,522.47
  5. Step 5: Solve for x
    x = 93,572,383,522.47/440,979.58
  6. Step 6: Final answer
    x = 212,192.10

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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.