Home / 676,935.39-1,013,114.35-658,719.14

Finding the Fourth Proportional to 676,935.39, 1,013,114.35 and 658,719.14

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Solution

The fourth proportional to 676,935.39, 1,013,114.35 and 658,719.14 is: 985,851.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,935.39 : 1,013,114.35 = 658,719.14 : x
  2. Step 2: Convert to fraction form
    676,935.39/1,013,114.35 = 658,719.14/x
  3. Step 3: Cross multiply
    676,935.39x = 1,013,114.35 × 658,719.14
  4. Step 4: Simplify right side
    676,935.39x = 667,357,809,111.49
  5. Step 5: Solve for x
    x = 667,357,809,111.49/676,935.39
  6. Step 6: Final answer
    x = 985,851.55

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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.