Home / 916,849.68-1,375,243.96-377,087.28

Finding the Fourth Proportional to 916,849.68, 1,375,243.96 and 377,087.28

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Solution

The fourth proportional to 916,849.68, 1,375,243.96 and 377,087.28 is: 565,618.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,849.68 : 1,375,243.96 = 377,087.28 : x
  2. Step 2: Convert to fraction form
    916,849.68/1,375,243.96 = 377,087.28/x
  3. Step 3: Cross multiply
    916,849.68x = 1,375,243.96 × 377,087.28
  4. Step 4: Simplify right side
    916,849.68x = 518,587,004,212.83
  5. Step 5: Solve for x
    x = 518,587,004,212.83/916,849.68
  6. Step 6: Final answer
    x = 565,618.35

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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.