Home / 1,143,144.71-1,714,717.10-384,922.70

Finding the Fourth Proportional to 1,143,144.71, 1,714,717.10 and 384,922.70

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Solution

The fourth proportional to 1,143,144.71, 1,714,717.10 and 384,922.70 is: 577,384.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,144.71 : 1,714,717.10 = 384,922.70 : x
  2. Step 2: Convert to fraction form
    1,143,144.71/1,714,717.10 = 384,922.70/x
  3. Step 3: Cross multiply
    1,143,144.71x = 1,714,717.10 × 384,922.70
  4. Step 4: Simplify right side
    1,143,144.71x = 660,033,535,868.17
  5. Step 5: Solve for x
    x = 660,033,535,868.17/1,143,144.71
  6. Step 6: Final answer
    x = 577,384.06

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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.