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Finding the Fourth Proportional to 375,674.22, 563,489.46 and 123,119.46

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Solution

The fourth proportional to 375,674.22, 563,489.46 and 123,119.46 is: 184,672.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,674.22 : 563,489.46 = 123,119.46 : x
  2. Step 2: Convert to fraction form
    375,674.22/563,489.46 = 123,119.46/x
  3. Step 3: Cross multiply
    375,674.22x = 563,489.46 × 123,119.46
  4. Step 4: Simplify right side
    375,674.22x = 69,376,518,030.89
  5. Step 5: Solve for x
    x = 69,376,518,030.89/375,674.22
  6. Step 6: Final answer
    x = 184,672.02

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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.