Home / 913,192.24-1,259,919.60-550,726.96

Finding the Fourth Proportional to 913,192.24, 1,259,919.60 and 550,726.96

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Solution

The fourth proportional to 913,192.24, 1,259,919.60 and 550,726.96 is: 759,830.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,192.24 : 1,259,919.60 = 550,726.96 : x
  2. Step 2: Convert to fraction form
    913,192.24/1,259,919.60 = 550,726.96/x
  3. Step 3: Cross multiply
    913,192.24x = 1,259,919.60 × 550,726.96
  4. Step 4: Simplify right side
    913,192.24x = 693,871,691,152.42
  5. Step 5: Solve for x
    x = 693,871,691,152.42/913,192.24
  6. Step 6: Final answer
    x = 759,830.91

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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.