Home / 749,591.73-1,124,388.05-188,626.23

Finding the Fourth Proportional to 749,591.73, 1,124,388.05 and 188,626.23

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Solution

The fourth proportional to 749,591.73, 1,124,388.05 and 188,626.23 is: 282,939.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,591.73 : 1,124,388.05 = 188,626.23 : x
  2. Step 2: Convert to fraction form
    749,591.73/1,124,388.05 = 188,626.23/x
  3. Step 3: Cross multiply
    749,591.73x = 1,124,388.05 × 188,626.23
  4. Step 4: Simplify right side
    749,591.73x = 212,089,077,985.42
  5. Step 5: Solve for x
    x = 212,089,077,985.42/749,591.73
  6. Step 6: Final answer
    x = 282,939.46

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Double scale
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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.