Home / 817,272.18-1,226,184.15-361,800.59

Finding the Fourth Proportional to 817,272.18, 1,226,184.15 and 361,800.59

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Solution

The fourth proportional to 817,272.18, 1,226,184.15 and 361,800.59 is: 542,823.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,272.18 : 1,226,184.15 = 361,800.59 : x
  2. Step 2: Convert to fraction form
    817,272.18/1,226,184.15 = 361,800.59/x
  3. Step 3: Cross multiply
    817,272.18x = 1,226,184.15 × 361,800.59
  4. Step 4: Simplify right side
    817,272.18x = 443,634,152,610.68
  5. Step 5: Solve for x
    x = 443,634,152,610.68/817,272.18
  6. Step 6: Final answer
    x = 542,823.02

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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.