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Finding the Fourth Proportional to 357,161.46, 535,824 and 154,791.52

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Solution

The fourth proportional to 357,161.46, 535,824 and 154,791.52 is: 232,222.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,161.46 : 535,824 = 154,791.52 : x
  2. Step 2: Convert to fraction form
    357,161.46/535,824 = 154,791.52/x
  3. Step 3: Cross multiply
    357,161.46x = 535,824 × 154,791.52
  4. Step 4: Simplify right side
    357,161.46x = 82,941,011,412.48
  5. Step 5: Solve for x
    x = 82,941,011,412.48/357,161.46
  6. Step 6: Final answer
    x = 232,222.74

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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.