Home / 832,310.88-1,148,594.37-488,076.75

Finding the Fourth Proportional to 832,310.88, 1,148,594.37 and 488,076.75

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Solution

The fourth proportional to 832,310.88, 1,148,594.37 and 488,076.75 is: 673,549.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,310.88 : 1,148,594.37 = 488,076.75 : x
  2. Step 2: Convert to fraction form
    832,310.88/1,148,594.37 = 488,076.75/x
  3. Step 3: Cross multiply
    832,310.88x = 1,148,594.37 × 488,076.75
  4. Step 4: Simplify right side
    832,310.88x = 560,602,207,177.90
  5. Step 5: Solve for x
    x = 560,602,207,177.90/832,310.88
  6. Step 6: Final answer
    x = 673,549.06

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Double scale
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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.