Home / 975,727-1,346,309.94-545,923.72

Finding the Fourth Proportional to 975,727, 1,346,309.94 and 545,923.72

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Solution

The fourth proportional to 975,727, 1,346,309.94 and 545,923.72 is: 753,266.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    975,727 : 1,346,309.94 = 545,923.72 : x
  2. Step 2: Convert to fraction form
    975,727/1,346,309.94 = 545,923.72/x
  3. Step 3: Cross multiply
    975,727x = 1,346,309.94 × 545,923.72
  4. Step 4: Simplify right side
    975,727x = 734,982,530,717.78
  5. Step 5: Solve for x
    x = 734,982,530,717.78/975,727
  6. Step 6: Final answer
    x = 753,266.57

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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.