Home / 675,320.76-1,012,734.36-295,979.94

Finding the Fourth Proportional to 675,320.76, 1,012,734.36 and 295,979.94

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Solution

The fourth proportional to 675,320.76, 1,012,734.36 and 295,979.94 is: 443,861.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,320.76 : 1,012,734.36 = 295,979.94 : x
  2. Step 2: Convert to fraction form
    675,320.76/1,012,734.36 = 295,979.94/x
  3. Step 3: Cross multiply
    675,320.76x = 1,012,734.36 × 295,979.94
  4. Step 4: Simplify right side
    675,320.76x = 299,749,055,108.74
  5. Step 5: Solve for x
    x = 299,749,055,108.74/675,320.76
  6. Step 6: Final answer
    x = 443,861.75

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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.