Home / 260,032.20-390,048.30-227,891.40

Finding the Fourth Proportional to 260,032.20, 390,048.30 and 227,891.40

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Solution

The fourth proportional to 260,032.20, 390,048.30 and 227,891.40 is: 341,837.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,032.20 : 390,048.30 = 227,891.40 : x
  2. Step 2: Convert to fraction form
    260,032.20/390,048.30 = 227,891.40/x
  3. Step 3: Cross multiply
    260,032.20x = 390,048.30 × 227,891.40
  4. Step 4: Simplify right side
    260,032.20x = 88,888,653,154.62
  5. Step 5: Solve for x
    x = 88,888,653,154.62/260,032.20
  6. Step 6: Final answer
    x = 341,837.10

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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.