Home / 749,204.80-1,033,817.76-443,290.56

Finding the Fourth Proportional to 749,204.80, 1,033,817.76 and 443,290.56

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Solution

The fourth proportional to 749,204.80, 1,033,817.76 and 443,290.56 is: 611,690.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,204.80 : 1,033,817.76 = 443,290.56 : x
  2. Step 2: Convert to fraction form
    749,204.80/1,033,817.76 = 443,290.56/x
  3. Step 3: Cross multiply
    749,204.80x = 1,033,817.76 × 443,290.56
  4. Step 4: Simplify right side
    749,204.80x = 458,281,653,768.35
  5. Step 5: Solve for x
    x = 458,281,653,768.35/749,204.80
  6. Step 6: Final answer
    x = 611,690.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.