Home / 397,827.24-596,831.07-131,587.32

Finding the Fourth Proportional to 397,827.24, 596,831.07 and 131,587.32

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Solution

The fourth proportional to 397,827.24, 596,831.07 and 131,587.32 is: 197,410.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,827.24 : 596,831.07 = 131,587.32 : x
  2. Step 2: Convert to fraction form
    397,827.24/596,831.07 = 131,587.32/x
  3. Step 3: Cross multiply
    397,827.24x = 596,831.07 × 131,587.32
  4. Step 4: Simplify right side
    397,827.24x = 78,535,402,985.42
  5. Step 5: Solve for x
    x = 78,535,402,985.42/397,827.24
  6. Step 6: Final answer
    x = 197,410.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.