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Finding the Fourth Proportional to 677,305.04, 934,682.28 and 375,499.04

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Solution

The fourth proportional to 677,305.04, 934,682.28 and 375,499.04 is: 518,189.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,305.04 : 934,682.28 = 375,499.04 : x
  2. Step 2: Convert to fraction form
    677,305.04/934,682.28 = 375,499.04/x
  3. Step 3: Cross multiply
    677,305.04x = 934,682.28 × 375,499.04
  4. Step 4: Simplify right side
    677,305.04x = 350,972,300,242.97
  5. Step 5: Solve for x
    x = 350,972,300,242.97/677,305.04
  6. Step 6: Final answer
    x = 518,189.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.