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Finding the Fourth Proportional to 475,018.62, 655,508.04 and 260,160.44

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Solution

The fourth proportional to 475,018.62, 655,508.04 and 260,160.44 is: 359,011.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,018.62 : 655,508.04 = 260,160.44 : x
  2. Step 2: Convert to fraction form
    475,018.62/655,508.04 = 260,160.44/x
  3. Step 3: Cross multiply
    475,018.62x = 655,508.04 × 260,160.44
  4. Step 4: Simplify right side
    475,018.62x = 170,537,260,109.94
  5. Step 5: Solve for x
    x = 170,537,260,109.94/475,018.62
  6. Step 6: Final answer
    x = 359,011.74

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1.5x scale

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.