Home / 534,826.32-737,902.08-305,376

Finding the Fourth Proportional to 534,826.32, 737,902.08 and 305,376

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Solution

The fourth proportional to 534,826.32, 737,902.08 and 305,376 is: 421,328.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,826.32 : 737,902.08 = 305,376 : x
  2. Step 2: Convert to fraction form
    534,826.32/737,902.08 = 305,376/x
  3. Step 3: Cross multiply
    534,826.32x = 737,902.08 × 305,376
  4. Step 4: Simplify right side
    534,826.32x = 225,337,585,582.08
  5. Step 5: Solve for x
    x = 225,337,585,582.08/534,826.32
  6. Step 6: Final answer
    x = 421,328.53

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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.