Home / 649,803.15-974,704.73-460,846.35

Finding the Fourth Proportional to 649,803.15, 974,704.73 and 460,846.35

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Solution

The fourth proportional to 649,803.15, 974,704.73 and 460,846.35 is: 691,269.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,803.15 : 974,704.73 = 460,846.35 : x
  2. Step 2: Convert to fraction form
    649,803.15/974,704.73 = 460,846.35/x
  3. Step 3: Cross multiply
    649,803.15x = 974,704.73 × 460,846.35
  4. Step 4: Simplify right side
    649,803.15x = 449,189,114,844.00
  5. Step 5: Solve for x
    x = 449,189,114,844.00/649,803.15
  6. Step 6: Final answer
    x = 691,269.53

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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.