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Finding the Fourth Proportional to 360,227.56, 497,161.55 and 348,398.16

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Solution

The fourth proportional to 360,227.56, 497,161.55 and 348,398.16 is: 480,835.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,227.56 : 497,161.55 = 348,398.16 : x
  2. Step 2: Convert to fraction form
    360,227.56/497,161.55 = 348,398.16/x
  3. Step 3: Cross multiply
    360,227.56x = 497,161.55 × 348,398.16
  4. Step 4: Simplify right side
    360,227.56x = 173,210,167,500.76
  5. Step 5: Solve for x
    x = 173,210,167,500.76/360,227.56
  6. Step 6: Final answer
    x = 480,835.42

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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.