Home / 782,648.40-1,173,818.61-250,025.88

Finding the Fourth Proportional to 782,648.40, 1,173,818.61 and 250,025.88

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Solution

The fourth proportional to 782,648.40, 1,173,818.61 and 250,025.88 is: 374,989.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,648.40 : 1,173,818.61 = 250,025.88 : x
  2. Step 2: Convert to fraction form
    782,648.40/1,173,818.61 = 250,025.88/x
  3. Step 3: Cross multiply
    782,648.40x = 1,173,818.61 × 250,025.88
  4. Step 4: Simplify right side
    782,648.40x = 293,485,030,925.63
  5. Step 5: Solve for x
    x = 293,485,030,925.63/782,648.40
  6. Step 6: Final answer
    x = 374,989.63

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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.