Home / 676,777.48-1,015,294.26-272,001.13

Finding the Fourth Proportional to 676,777.48, 1,015,294.26 and 272,001.13

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Solution

The fourth proportional to 676,777.48, 1,015,294.26 and 272,001.13 is: 408,053.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,777.48 : 1,015,294.26 = 272,001.13 : x
  2. Step 2: Convert to fraction form
    676,777.48/1,015,294.26 = 272,001.13/x
  3. Step 3: Cross multiply
    676,777.48x = 1,015,294.26 × 272,001.13
  4. Step 4: Simplify right side
    676,777.48x = 276,161,186,002.51
  5. Step 5: Solve for x
    x = 276,161,186,002.51/676,777.48
  6. Step 6: Final answer
    x = 408,053.16

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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.