Home / 876,007.30-1,314,010.95-211,159.30

Finding the Fourth Proportional to 876,007.30, 1,314,010.95 and 211,159.30

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Solution

The fourth proportional to 876,007.30, 1,314,010.95 and 211,159.30 is: 316,738.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,007.30 : 1,314,010.95 = 211,159.30 : x
  2. Step 2: Convert to fraction form
    876,007.30/1,314,010.95 = 211,159.30/x
  3. Step 3: Cross multiply
    876,007.30x = 1,314,010.95 × 211,159.30
  4. Step 4: Simplify right side
    876,007.30x = 277,465,632,394.34
  5. Step 5: Solve for x
    x = 277,465,632,394.34/876,007.30
  6. Step 6: Final answer
    x = 316,738.95

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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.