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Finding the Fourth Proportional to 377,519.19, 565,885.12 and 153,034.57

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Solution

The fourth proportional to 377,519.19, 565,885.12 and 153,034.57 is: 229,392.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,519.19 : 565,885.12 = 153,034.57 : x
  2. Step 2: Convert to fraction form
    377,519.19/565,885.12 = 153,034.57/x
  3. Step 3: Cross multiply
    377,519.19x = 565,885.12 × 153,034.57
  4. Step 4: Simplify right side
    377,519.19x = 86,599,986,008.60
  5. Step 5: Solve for x
    x = 86,599,986,008.60/377,519.19
  6. Step 6: Final answer
    x = 229,392.28

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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.