Home / 347,269.40-521,066.16-122,799.84

Finding the Fourth Proportional to 347,269.40, 521,066.16 and 122,799.84

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Solution

The fourth proportional to 347,269.40, 521,066.16 and 122,799.84 is: 184,257.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,269.40 : 521,066.16 = 122,799.84 : x
  2. Step 2: Convert to fraction form
    347,269.40/521,066.16 = 122,799.84/x
  3. Step 3: Cross multiply
    347,269.40x = 521,066.16 × 122,799.84
  4. Step 4: Simplify right side
    347,269.40x = 63,986,841,077.41
  5. Step 5: Solve for x
    x = 63,986,841,077.41/347,269.40
  6. Step 6: Final answer
    x = 184,257.07

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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.