Home / 733,640.10-1,100,460.15-453,315.30

Finding the Fourth Proportional to 733,640.10, 1,100,460.15 and 453,315.30

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Solution

The fourth proportional to 733,640.10, 1,100,460.15 and 453,315.30 is: 679,972.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,640.10 : 1,100,460.15 = 453,315.30 : x
  2. Step 2: Convert to fraction form
    733,640.10/1,100,460.15 = 453,315.30/x
  3. Step 3: Cross multiply
    733,640.10x = 1,100,460.15 × 453,315.30
  4. Step 4: Simplify right side
    733,640.10x = 498,855,423,035.30
  5. Step 5: Solve for x
    x = 498,855,423,035.30/733,640.10
  6. Step 6: Final answer
    x = 679,972.95

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Double scale
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Similar ratio
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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.