Home / 786,335.96-1,177,731.24-550,730.12

Finding the Fourth Proportional to 786,335.96, 1,177,731.24 and 550,730.12

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Solution

The fourth proportional to 786,335.96, 1,177,731.24 and 550,730.12 is: 824,853.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,335.96 : 1,177,731.24 = 550,730.12 : x
  2. Step 2: Convert to fraction form
    786,335.96/1,177,731.24 = 550,730.12/x
  3. Step 3: Cross multiply
    786,335.96x = 1,177,731.24 × 550,730.12
  4. Step 4: Simplify right side
    786,335.96x = 648,612,067,132.95
  5. Step 5: Solve for x
    x = 648,612,067,132.95/786,335.96
  6. Step 6: Final answer
    x = 824,853.63

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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.