Home / 832,785.16-1,149,251.44-488,626.94

Finding the Fourth Proportional to 832,785.16, 1,149,251.44 and 488,626.94

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Solution

The fourth proportional to 832,785.16, 1,149,251.44 and 488,626.94 is: 674,309.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,785.16 : 1,149,251.44 = 488,626.94 : x
  2. Step 2: Convert to fraction form
    832,785.16/1,149,251.44 = 488,626.94/x
  3. Step 3: Cross multiply
    832,785.16x = 1,149,251.44 × 488,626.94
  4. Step 4: Simplify right side
    832,785.16x = 561,555,214,417.79
  5. Step 5: Solve for x
    x = 561,555,214,417.79/832,785.16
  6. Step 6: Final answer
    x = 674,309.82

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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.