Home / 1,145,262.08-1,717,187.22-387,032.04

Finding the Fourth Proportional to 1,145,262.08, 1,717,187.22 and 387,032.04

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Solution

The fourth proportional to 1,145,262.08, 1,717,187.22 and 387,032.04 is: 580,309.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,262.08 : 1,717,187.22 = 387,032.04 : x
  2. Step 2: Convert to fraction form
    1,145,262.08/1,717,187.22 = 387,032.04/x
  3. Step 3: Cross multiply
    1,145,262.08x = 1,717,187.22 × 387,032.04
  4. Step 4: Simplify right side
    1,145,262.08x = 664,606,472,818.53
  5. Step 5: Solve for x
    x = 664,606,472,818.53/1,145,262.08
  6. Step 6: Final answer
    x = 580,309.51

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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.