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Finding the Fourth Proportional to 359,848.29, 496,587.42 and 198,699.87

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Solution

The fourth proportional to 359,848.29, 496,587.42 and 198,699.87 is: 274,204.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,848.29 : 496,587.42 = 198,699.87 : x
  2. Step 2: Convert to fraction form
    359,848.29/496,587.42 = 198,699.87/x
  3. Step 3: Cross multiply
    359,848.29x = 496,587.42 × 198,699.87
  4. Step 4: Simplify right side
    359,848.29x = 98,671,855,797.64
  5. Step 5: Solve for x
    x = 98,671,855,797.64/359,848.29
  6. Step 6: Final answer
    x = 274,204.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.