Home / 726,175.40-1,088,874.30-304,975.40

Finding the Fourth Proportional to 726,175.40, 1,088,874.30 and 304,975.40

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Solution

The fourth proportional to 726,175.40, 1,088,874.30 and 304,975.40 is: 457,299.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,175.40 : 1,088,874.30 = 304,975.40 : x
  2. Step 2: Convert to fraction form
    726,175.40/1,088,874.30 = 304,975.40/x
  3. Step 3: Cross multiply
    726,175.40x = 1,088,874.30 × 304,975.40
  4. Step 4: Simplify right side
    726,175.40x = 332,079,875,192.22
  5. Step 5: Solve for x
    x = 332,079,875,192.22/726,175.40
  6. Step 6: Final answer
    x = 457,299.81

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1.5x scale

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.