Home / 399,400.44-598,934.10-162,582.36

Finding the Fourth Proportional to 399,400.44, 598,934.10 and 162,582.36

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Solution

The fourth proportional to 399,400.44, 598,934.10 and 162,582.36 is: 243,805.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,400.44 : 598,934.10 = 162,582.36 : x
  2. Step 2: Convert to fraction form
    399,400.44/598,934.10 = 162,582.36/x
  3. Step 3: Cross multiply
    399,400.44x = 598,934.10 × 162,582.36
  4. Step 4: Simplify right side
    399,400.44x = 97,376,119,462.48
  5. Step 5: Solve for x
    x = 97,376,119,462.48/399,400.44
  6. Step 6: Final answer
    x = 243,805.74

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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.