Home / 637,382.04-879,650.76-475,956.84

Finding the Fourth Proportional to 637,382.04, 879,650.76 and 475,956.84

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Solution

The fourth proportional to 637,382.04, 879,650.76 and 475,956.84 is: 656,867.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,382.04 : 879,650.76 = 475,956.84 : x
  2. Step 2: Convert to fraction form
    637,382.04/879,650.76 = 475,956.84/x
  3. Step 3: Cross multiply
    637,382.04x = 879,650.76 × 475,956.84
  4. Step 4: Simplify right side
    637,382.04x = 418,675,796,033.20
  5. Step 5: Solve for x
    x = 418,675,796,033.20/637,382.04
  6. Step 6: Final answer
    x = 656,867.89

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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.