Home / 387,232.13-532,485.27-336,155.58

Finding the Fourth Proportional to 387,232.13, 532,485.27 and 336,155.58

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Solution

The fourth proportional to 387,232.13, 532,485.27 and 336,155.58 is: 462,249.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,232.13 : 532,485.27 = 336,155.58 : x
  2. Step 2: Convert to fraction form
    387,232.13/532,485.27 = 336,155.58/x
  3. Step 3: Cross multiply
    387,232.13x = 532,485.27 × 336,155.58
  4. Step 4: Simplify right side
    387,232.13x = 178,997,894,778.31
  5. Step 5: Solve for x
    x = 178,997,894,778.31/387,232.13
  6. Step 6: Final answer
    x = 462,249.59

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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.