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Finding the Fourth Proportional to 375,662.61, 563,479.33 and 150,955.65

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Solution

The fourth proportional to 375,662.61, 563,479.33 and 150,955.65 is: 226,427.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,662.61 : 563,479.33 = 150,955.65 : x
  2. Step 2: Convert to fraction form
    375,662.61/563,479.33 = 150,955.65/x
  3. Step 3: Cross multiply
    375,662.61x = 563,479.33 × 150,955.65
  4. Step 4: Simplify right side
    375,662.61x = 85,060,388,521.71
  5. Step 5: Solve for x
    x = 85,060,388,521.71/375,662.61
  6. Step 6: Final answer
    x = 226,427.61

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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.