Home / 632,474.78-872,835.88-360,537.72

Finding the Fourth Proportional to 632,474.78, 872,835.88 and 360,537.72

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Solution

The fourth proportional to 632,474.78, 872,835.88 and 360,537.72 is: 497,553.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,474.78 : 872,835.88 = 360,537.72 : x
  2. Step 2: Convert to fraction form
    632,474.78/872,835.88 = 360,537.72/x
  3. Step 3: Cross multiply
    632,474.78x = 872,835.88 × 360,537.72
  4. Step 4: Simplify right side
    632,474.78x = 314,690,258,109.39
  5. Step 5: Solve for x
    x = 314,690,258,109.39/632,474.78
  6. Step 6: Final answer
    x = 497,553.84

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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.