Home / 763,592.40-1,145,388.60-746,096.40

Finding the Fourth Proportional to 763,592.40, 1,145,388.60 and 746,096.40

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Solution

The fourth proportional to 763,592.40, 1,145,388.60 and 746,096.40 is: 1,119,144.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,592.40 : 1,145,388.60 = 746,096.40 : x
  2. Step 2: Convert to fraction form
    763,592.40/1,145,388.60 = 746,096.40/x
  3. Step 3: Cross multiply
    763,592.40x = 1,145,388.60 × 746,096.40
  4. Step 4: Simplify right side
    763,592.40x = 854,570,311,061.04
  5. Step 5: Solve for x
    x = 854,570,311,061.04/763,592.40
  6. Step 6: Final answer
    x = 1,119,144.60

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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.