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Finding the Fourth Proportional to 484,567.43, 668,523.59 and 483,820.10

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Solution

The fourth proportional to 484,567.43, 668,523.59 and 483,820.10 is: 667,492.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,567.43 : 668,523.59 = 483,820.10 : x
  2. Step 2: Convert to fraction form
    484,567.43/668,523.59 = 483,820.10/x
  3. Step 3: Cross multiply
    484,567.43x = 668,523.59 × 483,820.10
  4. Step 4: Simplify right side
    484,567.43x = 323,445,155,207.66
  5. Step 5: Solve for x
    x = 323,445,155,207.66/484,567.43
  6. Step 6: Final answer
    x = 667,492.56

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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.