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Finding the Fourth Proportional to 374,133.34, 516,473.94 and 238,353.46

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Solution

The fourth proportional to 374,133.34, 516,473.94 and 238,353.46 is: 329,036.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,133.34 : 516,473.94 = 238,353.46 : x
  2. Step 2: Convert to fraction form
    374,133.34/516,473.94 = 238,353.46/x
  3. Step 3: Cross multiply
    374,133.34x = 516,473.94 × 238,353.46
  4. Step 4: Simplify right side
    374,133.34x = 123,103,350,598.83
  5. Step 5: Solve for x
    x = 123,103,350,598.83/374,133.34
  6. Step 6: Final answer
    x = 329,036.03

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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.