Home / 970,199.30-1,329,177.80-933,836.31

Finding the Fourth Proportional to 970,199.30, 1,329,177.80 and 933,836.31

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Solution

The fourth proportional to 970,199.30, 1,329,177.80 and 933,836.31 is: 1,279,360.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,199.30 : 1,329,177.80 = 933,836.31 : x
  2. Step 2: Convert to fraction form
    970,199.30/1,329,177.80 = 933,836.31/x
  3. Step 3: Cross multiply
    970,199.30x = 1,329,177.80 × 933,836.31
  4. Step 4: Simplify right side
    970,199.30x = 1,241,234,487,416.74
  5. Step 5: Solve for x
    x = 1,241,234,487,416.74/970,199.30
  6. Step 6: Final answer
    x = 1,279,360.32

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.