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Finding the Fourth Proportional to 395,185.98, 592,780.48 and 95,666.08

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Solution

The fourth proportional to 395,185.98, 592,780.48 and 95,666.08 is: 143,499.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,185.98 : 592,780.48 = 95,666.08 : x
  2. Step 2: Convert to fraction form
    395,185.98/592,780.48 = 95,666.08/x
  3. Step 3: Cross multiply
    395,185.98x = 592,780.48 × 95,666.08
  4. Step 4: Simplify right side
    395,185.98x = 56,708,984,822.12
  5. Step 5: Solve for x
    x = 56,708,984,822.12/395,185.98
  6. Step 6: Final answer
    x = 143,499.49

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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.