Home / 970,854.02-1,456,279.78-260,882.07

Finding the Fourth Proportional to 970,854.02, 1,456,279.78 and 260,882.07

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Solution

The fourth proportional to 970,854.02, 1,456,279.78 and 260,882.07 is: 391,322.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,854.02 : 1,456,279.78 = 260,882.07 : x
  2. Step 2: Convert to fraction form
    970,854.02/1,456,279.78 = 260,882.07/x
  3. Step 3: Cross multiply
    970,854.02x = 1,456,279.78 × 260,882.07
  4. Step 4: Simplify right side
    970,854.02x = 379,917,282,201.13
  5. Step 5: Solve for x
    x = 379,917,282,201.13/970,854.02
  6. Step 6: Final answer
    x = 391,322.77

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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.