Home / 832,541.22-1,148,913.28-488,382.82

Finding the Fourth Proportional to 832,541.22, 1,148,913.28 and 488,382.82

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Solution

The fourth proportional to 832,541.22, 1,148,913.28 and 488,382.82 is: 673,972.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,541.22 : 1,148,913.28 = 488,382.82 : x
  2. Step 2: Convert to fraction form
    832,541.22/1,148,913.28 = 488,382.82/x
  3. Step 3: Cross multiply
    832,541.22x = 1,148,913.28 × 488,382.82
  4. Step 4: Simplify right side
    832,541.22x = 561,109,505,360.05
  5. Step 5: Solve for x
    x = 561,109,505,360.05/832,541.22
  6. Step 6: Final answer
    x = 673,972.04

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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.