Home / 792,077.15-1,188,117.55-556,471.64

Finding the Fourth Proportional to 792,077.15, 1,188,117.55 and 556,471.64

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Solution

The fourth proportional to 792,077.15, 1,188,117.55 and 556,471.64 is: 834,708.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,077.15 : 1,188,117.55 = 556,471.64 : x
  2. Step 2: Convert to fraction form
    792,077.15/1,188,117.55 = 556,471.64/x
  3. Step 3: Cross multiply
    792,077.15x = 1,188,117.55 × 556,471.64
  4. Step 4: Simplify right side
    792,077.15x = 661,153,721,561.28
  5. Step 5: Solve for x
    x = 661,153,721,561.28/792,077.15
  6. Step 6: Final answer
    x = 834,708.74

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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.