Home / 749,256.70-1,123,885.05-744,591.10

Finding the Fourth Proportional to 749,256.70, 1,123,885.05 and 744,591.10

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Solution

The fourth proportional to 749,256.70, 1,123,885.05 and 744,591.10 is: 1,116,886.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,256.70 : 1,123,885.05 = 744,591.10 : x
  2. Step 2: Convert to fraction form
    749,256.70/1,123,885.05 = 744,591.10/x
  3. Step 3: Cross multiply
    749,256.70x = 1,123,885.05 × 744,591.10
  4. Step 4: Simplify right side
    749,256.70x = 836,834,805,653.06
  5. Step 5: Solve for x
    x = 836,834,805,653.06/749,256.70
  6. Step 6: Final answer
    x = 1,116,886.65

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Double scale
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1.5x scale

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.