Home / 940,561.88-1,298,179.92-578,295.92

Finding the Fourth Proportional to 940,561.88, 1,298,179.92 and 578,295.92

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Solution

The fourth proportional to 940,561.88, 1,298,179.92 and 578,295.92 is: 798,174.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,561.88 : 1,298,179.92 = 578,295.92 : x
  2. Step 2: Convert to fraction form
    940,561.88/1,298,179.92 = 578,295.92/x
  3. Step 3: Cross multiply
    940,561.88x = 1,298,179.92 × 578,295.92
  4. Step 4: Simplify right side
    940,561.88x = 750,732,151,161.93
  5. Step 5: Solve for x
    x = 750,732,151,161.93/940,561.88
  6. Step 6: Final answer
    x = 798,174.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.