Home / 304,922.28-457,384.43-77,217.77

Finding the Fourth Proportional to 304,922.28, 457,384.43 and 77,217.77

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Solution

The fourth proportional to 304,922.28, 457,384.43 and 77,217.77 is: 115,826.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,922.28 : 457,384.43 = 77,217.77 : x
  2. Step 2: Convert to fraction form
    304,922.28/457,384.43 = 77,217.77/x
  3. Step 3: Cross multiply
    304,922.28x = 457,384.43 × 77,217.77
  4. Step 4: Simplify right side
    304,922.28x = 35,318,205,717.32
  5. Step 5: Solve for x
    x = 35,318,205,717.32/304,922.28
  6. Step 6: Final answer
    x = 115,826.91

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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.