Home / 745,698.66-1,118,694.20-296,335.77

Finding the Fourth Proportional to 745,698.66, 1,118,694.20 and 296,335.77

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Solution

The fourth proportional to 745,698.66, 1,118,694.20 and 296,335.77 is: 444,561.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,698.66 : 1,118,694.20 = 296,335.77 : x
  2. Step 2: Convert to fraction form
    745,698.66/1,118,694.20 = 296,335.77/x
  3. Step 3: Cross multiply
    745,698.66x = 1,118,694.20 × 296,335.77
  4. Step 4: Simplify right side
    745,698.66x = 331,509,105,669.86
  5. Step 5: Solve for x
    x = 331,509,105,669.86/745,698.66
  6. Step 6: Final answer
    x = 444,561.76

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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.