Home / 788,663.28-1,182,994.37-189,624.24

Finding the Fourth Proportional to 788,663.28, 1,182,994.37 and 189,624.24

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Solution

The fourth proportional to 788,663.28, 1,182,994.37 and 189,624.24 is: 284,436.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,663.28 : 1,182,994.37 = 189,624.24 : x
  2. Step 2: Convert to fraction form
    788,663.28/1,182,994.37 = 189,624.24/x
  3. Step 3: Cross multiply
    788,663.28x = 1,182,994.37 × 189,624.24
  4. Step 4: Simplify right side
    788,663.28x = 224,324,408,098.50
  5. Step 5: Solve for x
    x = 224,324,408,098.50/788,663.28
  6. Step 6: Final answer
    x = 284,436.23

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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.