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Finding the Fourth Proportional to 395,191.16, 592,897.76 and 158,699.92

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Solution

The fourth proportional to 395,191.16, 592,897.76 and 158,699.92 is: 238,094.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,191.16 : 592,897.76 = 158,699.92 : x
  2. Step 2: Convert to fraction form
    395,191.16/592,897.76 = 158,699.92/x
  3. Step 3: Cross multiply
    395,191.16x = 592,897.76 × 158,699.92
  4. Step 4: Simplify right side
    395,191.16x = 94,092,827,080.18
  5. Step 5: Solve for x
    x = 94,092,827,080.18/395,191.16
  6. Step 6: Final answer
    x = 238,094.46

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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.