Home / 903,568.10-1,355,352.15-497,660.90

Finding the Fourth Proportional to 903,568.10, 1,355,352.15 and 497,660.90

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Solution

The fourth proportional to 903,568.10, 1,355,352.15 and 497,660.90 is: 746,491.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,568.10 : 1,355,352.15 = 497,660.90 : x
  2. Step 2: Convert to fraction form
    903,568.10/1,355,352.15 = 497,660.90/x
  3. Step 3: Cross multiply
    903,568.10x = 1,355,352.15 × 497,660.90
  4. Step 4: Simplify right side
    903,568.10x = 674,505,770,785.94
  5. Step 5: Solve for x
    x = 674,505,770,785.94/903,568.10
  6. Step 6: Final answer
    x = 746,491.35

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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.