Home / 706,338.90-1,059,508.35-439,233.30

Finding the Fourth Proportional to 706,338.90, 1,059,508.35 and 439,233.30

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Solution

The fourth proportional to 706,338.90, 1,059,508.35 and 439,233.30 is: 658,849.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,338.90 : 1,059,508.35 = 439,233.30 : x
  2. Step 2: Convert to fraction form
    706,338.90/1,059,508.35 = 439,233.30/x
  3. Step 3: Cross multiply
    706,338.90x = 1,059,508.35 × 439,233.30
  4. Step 4: Simplify right side
    706,338.90x = 465,371,348,948.06
  5. Step 5: Solve for x
    x = 465,371,348,948.06/706,338.90
  6. Step 6: Final answer
    x = 658,849.95

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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.