Home / 676,564.66-1,013,594.16-339,211.54

Finding the Fourth Proportional to 676,564.66, 1,013,594.16 and 339,211.54

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Solution

The fourth proportional to 676,564.66, 1,013,594.16 and 339,211.54 is: 508,189.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,564.66 : 1,013,594.16 = 339,211.54 : x
  2. Step 2: Convert to fraction form
    676,564.66/1,013,594.16 = 339,211.54/x
  3. Step 3: Cross multiply
    676,564.66x = 1,013,594.16 × 339,211.54
  4. Step 4: Simplify right side
    676,564.66x = 343,822,835,948.61
  5. Step 5: Solve for x
    x = 343,822,835,948.61/676,564.66
  6. Step 6: Final answer
    x = 508,189.17

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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.