Home / 772,551.19-1,158,972.15-310,964.44

Finding the Fourth Proportional to 772,551.19, 1,158,972.15 and 310,964.44

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Solution

The fourth proportional to 772,551.19, 1,158,972.15 and 310,964.44 is: 466,505.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,551.19 : 1,158,972.15 = 310,964.44 : x
  2. Step 2: Convert to fraction form
    772,551.19/1,158,972.15 = 310,964.44/x
  3. Step 3: Cross multiply
    772,551.19x = 1,158,972.15 × 310,964.44
  4. Step 4: Simplify right side
    772,551.19x = 360,399,125,600.35
  5. Step 5: Solve for x
    x = 360,399,125,600.35/772,551.19
  6. Step 6: Final answer
    x = 466,505.17

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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.