Home / 1,001,448.56-1,381,999.02-548,729.84

Finding the Fourth Proportional to 1,001,448.56, 1,381,999.02 and 548,729.84

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Solution

The fourth proportional to 1,001,448.56, 1,381,999.02 and 548,729.84 is: 757,247.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,448.56 : 1,381,999.02 = 548,729.84 : x
  2. Step 2: Convert to fraction form
    1,001,448.56/1,381,999.02 = 548,729.84/x
  3. Step 3: Cross multiply
    1,001,448.56x = 1,381,999.02 × 548,729.84
  4. Step 4: Simplify right side
    1,001,448.56x = 758,344,102,522.02
  5. Step 5: Solve for x
    x = 758,344,102,522.02/1,001,448.56
  6. Step 6: Final answer
    x = 757,247.18

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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.