Home / 676,645.79-1,015,085.93-227,410.47

Finding the Fourth Proportional to 676,645.79, 1,015,085.93 and 227,410.47

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Solution

The fourth proportional to 676,645.79, 1,015,085.93 and 227,410.47 is: 341,155.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,645.79 : 1,015,085.93 = 227,410.47 : x
  2. Step 2: Convert to fraction form
    676,645.79/1,015,085.93 = 227,410.47/x
  3. Step 3: Cross multiply
    676,645.79x = 1,015,085.93 × 227,410.47
  4. Step 4: Simplify right side
    676,645.79x = 230,841,167,294.64
  5. Step 5: Solve for x
    x = 230,841,167,294.64/676,645.79
  6. Step 6: Final answer
    x = 341,155.11

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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.