Home / 840,708.32-1,160,167.84-458,741.48

Finding the Fourth Proportional to 840,708.32, 1,160,167.84 and 458,741.48

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Solution

The fourth proportional to 840,708.32, 1,160,167.84 and 458,741.48 is: 633,057.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,708.32 : 1,160,167.84 = 458,741.48 : x
  2. Step 2: Convert to fraction form
    840,708.32/1,160,167.84 = 458,741.48/x
  3. Step 3: Cross multiply
    840,708.32x = 1,160,167.84 × 458,741.48
  4. Step 4: Simplify right side
    840,708.32x = 532,217,111,970.00
  5. Step 5: Solve for x
    x = 532,217,111,970.00/840,708.32
  6. Step 6: Final answer
    x = 633,057.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.