Home / 286,422.60-430,092.90-227,746.20

Finding the Fourth Proportional to 286,422.60, 430,092.90 and 227,746.20

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Solution

The fourth proportional to 286,422.60, 430,092.90 and 227,746.20 is: 341,984.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,422.60 : 430,092.90 = 227,746.20 : x
  2. Step 2: Convert to fraction form
    286,422.60/430,092.90 = 227,746.20/x
  3. Step 3: Cross multiply
    286,422.60x = 430,092.90 × 227,746.20
  4. Step 4: Simplify right side
    286,422.60x = 97,952,023,621.98
  5. Step 5: Solve for x
    x = 97,952,023,621.98/286,422.60
  6. Step 6: Final answer
    x = 341,984.27

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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.