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Finding the Fourth Proportional to 475,014.61, 655,502.52 and 260,156.44

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Solution

The fourth proportional to 475,014.61, 655,502.52 and 260,156.44 is: 359,006.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,014.61 : 655,502.52 = 260,156.44 : x
  2. Step 2: Convert to fraction form
    475,014.61/655,502.52 = 260,156.44/x
  3. Step 3: Cross multiply
    475,014.61x = 655,502.52 × 260,156.44
  4. Step 4: Simplify right side
    475,014.61x = 170,533,202,014.23
  5. Step 5: Solve for x
    x = 170,533,202,014.23/475,014.61
  6. Step 6: Final answer
    x = 359,006.23

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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.