Home / 1,077,232.06-1,616,084.38-319,132.78

Finding the Fourth Proportional to 1,077,232.06, 1,616,084.38 and 319,132.78

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Solution

The fourth proportional to 1,077,232.06, 1,616,084.38 and 319,132.78 is: 478,769.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,232.06 : 1,616,084.38 = 319,132.78 : x
  2. Step 2: Convert to fraction form
    1,077,232.06/1,616,084.38 = 319,132.78/x
  3. Step 3: Cross multiply
    1,077,232.06x = 1,616,084.38 × 319,132.78
  4. Step 4: Simplify right side
    1,077,232.06x = 515,745,497,262.68
  5. Step 5: Solve for x
    x = 515,745,497,262.68/1,077,232.06
  6. Step 6: Final answer
    x = 478,769.17

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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.