Home / 377,835.54-521,373.33-214,440.08

Finding the Fourth Proportional to 377,835.54, 521,373.33 and 214,440.08

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Solution

The fourth proportional to 377,835.54, 521,373.33 and 214,440.08 is: 295,904.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,835.54 : 521,373.33 = 214,440.08 : x
  2. Step 2: Convert to fraction form
    377,835.54/521,373.33 = 214,440.08/x
  3. Step 3: Cross multiply
    377,835.54x = 521,373.33 × 214,440.08
  4. Step 4: Simplify right side
    377,835.54x = 111,803,335,988.20
  5. Step 5: Solve for x
    x = 111,803,335,988.20/377,835.54
  6. Step 6: Final answer
    x = 295,904.76

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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.