Home / 929,475.04-1,274,321.32-912,678.88

Finding the Fourth Proportional to 929,475.04, 1,274,321.32 and 912,678.88

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Solution

The fourth proportional to 929,475.04, 1,274,321.32 and 912,678.88 is: 1,251,293.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,475.04 : 1,274,321.32 = 912,678.88 : x
  2. Step 2: Convert to fraction form
    929,475.04/1,274,321.32 = 912,678.88/x
  3. Step 3: Cross multiply
    929,475.04x = 1,274,321.32 × 912,678.88
  4. Step 4: Simplify right side
    929,475.04x = 1,163,046,155,097.72
  5. Step 5: Solve for x
    x = 1,163,046,155,097.72/929,475.04
  6. Step 6: Final answer
    x = 1,251,293.59

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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.