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Finding the Fourth Proportional to 375,955.80, 563,708.46 and 119,677.65

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Solution

The fourth proportional to 375,955.80, 563,708.46 and 119,677.65 is: 179,444.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,955.80 : 563,708.46 = 119,677.65 : x
  2. Step 2: Convert to fraction form
    375,955.80/563,708.46 = 119,677.65/x
  3. Step 3: Cross multiply
    375,955.80x = 563,708.46 × 119,677.65
  4. Step 4: Simplify right side
    375,955.80x = 67,463,303,777.92
  5. Step 5: Solve for x
    x = 67,463,303,777.92/375,955.80
  6. Step 6: Final answer
    x = 179,444.77

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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.