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Finding the Fourth Proportional to 347,306.40, 520,968.71 and 94,589.03

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Solution

The fourth proportional to 347,306.40, 520,968.71 and 94,589.03 is: 141,886.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,306.40 : 520,968.71 = 94,589.03 : x
  2. Step 2: Convert to fraction form
    347,306.40/520,968.71 = 94,589.03/x
  3. Step 3: Cross multiply
    347,306.40x = 520,968.71 × 94,589.03
  4. Step 4: Simplify right side
    347,306.40x = 49,277,926,478.15
  5. Step 5: Solve for x
    x = 49,277,926,478.15/347,306.40
  6. Step 6: Final answer
    x = 141,886.03

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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.