Home / 899,538.40-1,240,504.20-588,977.55

Finding the Fourth Proportional to 899,538.40, 1,240,504.20 and 588,977.55

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Solution

The fourth proportional to 899,538.40, 1,240,504.20 and 588,977.55 is: 812,226.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,538.40 : 1,240,504.20 = 588,977.55 : x
  2. Step 2: Convert to fraction form
    899,538.40/1,240,504.20 = 588,977.55/x
  3. Step 3: Cross multiply
    899,538.40x = 1,240,504.20 × 588,977.55
  4. Step 4: Simplify right side
    899,538.40x = 730,629,124,480.71
  5. Step 5: Solve for x
    x = 730,629,124,480.71/899,538.40
  6. Step 6: Final answer
    x = 812,226.72

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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.