Home / 955,525.35-1,318,608.30-519,928.01

Finding the Fourth Proportional to 955,525.35, 1,318,608.30 and 519,928.01

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Solution

The fourth proportional to 955,525.35, 1,318,608.30 and 519,928.01 is: 717,491.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,525.35 : 1,318,608.30 = 519,928.01 : x
  2. Step 2: Convert to fraction form
    955,525.35/1,318,608.30 = 519,928.01/x
  3. Step 3: Cross multiply
    955,525.35x = 1,318,608.30 × 519,928.01
  4. Step 4: Simplify right side
    955,525.35x = 685,581,389,388.48
  5. Step 5: Solve for x
    x = 685,581,389,388.48/955,525.35
  6. Step 6: Final answer
    x = 717,491.58

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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.