Home / 876,489.04-1,314,733.56-211,641.04

Finding the Fourth Proportional to 876,489.04, 1,314,733.56 and 211,641.04

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Solution

The fourth proportional to 876,489.04, 1,314,733.56 and 211,641.04 is: 317,461.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,489.04 : 1,314,733.56 = 211,641.04 : x
  2. Step 2: Convert to fraction form
    876,489.04/1,314,733.56 = 211,641.04/x
  3. Step 3: Cross multiply
    876,489.04x = 1,314,733.56 × 211,641.04
  4. Step 4: Simplify right side
    876,489.04x = 278,251,577,961.30
  5. Step 5: Solve for x
    x = 278,251,577,961.30/876,489.04
  6. Step 6: Final answer
    x = 317,461.56

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Double scale
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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.