Home / 744,272.10-1,116,408.15-738,051.30

Finding the Fourth Proportional to 744,272.10, 1,116,408.15 and 738,051.30

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Solution

The fourth proportional to 744,272.10, 1,116,408.15 and 738,051.30 is: 1,107,076.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,272.10 : 1,116,408.15 = 738,051.30 : x
  2. Step 2: Convert to fraction form
    744,272.10/1,116,408.15 = 738,051.30/x
  3. Step 3: Cross multiply
    744,272.10x = 1,116,408.15 × 738,051.30
  4. Step 4: Simplify right side
    744,272.10x = 823,966,486,438.10
  5. Step 5: Solve for x
    x = 823,966,486,438.10/744,272.10
  6. Step 6: Final answer
    x = 1,107,076.95

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Double scale
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Similar ratio
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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.