Home / 370,446.08-511,145.97-234,384.61

Finding the Fourth Proportional to 370,446.08, 511,145.97 and 234,384.61

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Solution

The fourth proportional to 370,446.08, 511,145.97 and 234,384.61 is: 323,406.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,446.08 : 511,145.97 = 234,384.61 : x
  2. Step 2: Convert to fraction form
    370,446.08/511,145.97 = 234,384.61/x
  3. Step 3: Cross multiply
    370,446.08x = 511,145.97 × 234,384.61
  4. Step 4: Simplify right side
    370,446.08x = 119,804,748,831.52
  5. Step 5: Solve for x
    x = 119,804,748,831.52/370,446.08
  6. Step 6: Final answer
    x = 323,406.71

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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.