Home / 395,053.48-592,440.04-142,266.12

Finding the Fourth Proportional to 395,053.48, 592,440.04 and 142,266.12

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Solution

The fourth proportional to 395,053.48, 592,440.04 and 142,266.12 is: 213,348.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,053.48 : 592,440.04 = 142,266.12 : x
  2. Step 2: Convert to fraction form
    395,053.48/592,440.04 = 142,266.12/x
  3. Step 3: Cross multiply
    395,053.48x = 592,440.04 × 142,266.12
  4. Step 4: Simplify right side
    395,053.48x = 84,284,145,823.44
  5. Step 5: Solve for x
    x = 84,284,145,823.44/395,053.48
  6. Step 6: Final answer
    x = 213,348.70

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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.