Home / 760,091.20-1,140,071.20-227,731.68

Finding the Fourth Proportional to 760,091.20, 1,140,071.20 and 227,731.68

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Solution

The fourth proportional to 760,091.20, 1,140,071.20 and 227,731.68 is: 341,577.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,091.20 : 1,140,071.20 = 227,731.68 : x
  2. Step 2: Convert to fraction form
    760,091.20/1,140,071.20 = 227,731.68/x
  3. Step 3: Cross multiply
    760,091.20x = 1,140,071.20 × 227,731.68
  4. Step 4: Simplify right side
    760,091.20x = 259,630,329,695.62
  5. Step 5: Solve for x
    x = 259,630,329,695.62/760,091.20
  6. Step 6: Final answer
    x = 341,577.87

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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.