Home / 399,036.33-598,204.04-162,577.89

Finding the Fourth Proportional to 399,036.33, 598,204.04 and 162,577.89

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Solution

The fourth proportional to 399,036.33, 598,204.04 and 162,577.89 is: 243,724.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,036.33 : 598,204.04 = 162,577.89 : x
  2. Step 2: Convert to fraction form
    399,036.33/598,204.04 = 162,577.89/x
  3. Step 3: Cross multiply
    399,036.33x = 598,204.04 × 162,577.89
  4. Step 4: Simplify right side
    399,036.33x = 97,254,749,799.79
  5. Step 5: Solve for x
    x = 97,254,749,799.79/399,036.33
  6. Step 6: Final answer
    x = 243,724.05

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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.