Home / 792,077.40-1,188,117.92-556,471.89

Finding the Fourth Proportional to 792,077.40, 1,188,117.92 and 556,471.89

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Solution

The fourth proportional to 792,077.40, 1,188,117.92 and 556,471.89 is: 834,709.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,077.40 : 1,188,117.92 = 556,471.89 : x
  2. Step 2: Convert to fraction form
    792,077.40/1,188,117.92 = 556,471.89/x
  3. Step 3: Cross multiply
    792,077.40x = 1,188,117.92 × 556,471.89
  4. Step 4: Simplify right side
    792,077.40x = 661,154,225,876.45
  5. Step 5: Solve for x
    x = 661,154,225,876.45/792,077.40
  6. Step 6: Final answer
    x = 834,709.12

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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.