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Finding the Fourth Proportional to 632,207.92, 872,462.08 and 360,270

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Solution

The fourth proportional to 632,207.92, 872,462.08 and 360,270 is: 497,181.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,207.92 : 872,462.08 = 360,270 : x
  2. Step 2: Convert to fraction form
    632,207.92/872,462.08 = 360,270/x
  3. Step 3: Cross multiply
    632,207.92x = 872,462.08 × 360,270
  4. Step 4: Simplify right side
    632,207.92x = 314,321,913,561.60
  5. Step 5: Solve for x
    x = 314,321,913,561.60/632,207.92
  6. Step 6: Final answer
    x = 497,181.23

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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.