Home / 753,921.63-1,130,866.88-248,512.95

Finding the Fourth Proportional to 753,921.63, 1,130,866.88 and 248,512.95

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Solution

The fourth proportional to 753,921.63, 1,130,866.88 and 248,512.95 is: 372,764.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,921.63 : 1,130,866.88 = 248,512.95 : x
  2. Step 2: Convert to fraction form
    753,921.63/1,130,866.88 = 248,512.95/x
  3. Step 3: Cross multiply
    753,921.63x = 1,130,866.88 × 248,512.95
  4. Step 4: Simplify right side
    753,921.63x = 281,035,063,163.53
  5. Step 5: Solve for x
    x = 281,035,063,163.53/753,921.63
  6. Step 6: Final answer
    x = 372,764.29

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1.5x scale

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.