Home / 754,019.04-1,130,788.44-248,485.68

Finding the Fourth Proportional to 754,019.04, 1,130,788.44 and 248,485.68

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Solution

The fourth proportional to 754,019.04, 1,130,788.44 and 248,485.68 is: 372,649.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,019.04 : 1,130,788.44 = 248,485.68 : x
  2. Step 2: Convert to fraction form
    754,019.04/1,130,788.44 = 248,485.68/x
  3. Step 3: Cross multiply
    754,019.04x = 1,130,788.44 × 248,485.68
  4. Step 4: Simplify right side
    754,019.04x = 280,984,734,449.54
  5. Step 5: Solve for x
    x = 280,984,734,449.54/754,019.04
  6. Step 6: Final answer
    x = 372,649.39

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Double scale
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Similar ratio
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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.