Home / 1,397,381.60-2,096,515.56-498,803.60

Finding the Fourth Proportional to 1,397,381.60, 2,096,515.56 and 498,803.60

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Solution

The fourth proportional to 1,397,381.60, 2,096,515.56 and 498,803.60 is: 748,363.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,381.60 : 2,096,515.56 = 498,803.60 : x
  2. Step 2: Convert to fraction form
    1,397,381.60/2,096,515.56 = 498,803.60/x
  3. Step 3: Cross multiply
    1,397,381.60x = 2,096,515.56 × 498,803.60
  4. Step 4: Simplify right side
    1,397,381.60x = 1,045,749,508,784.02
  5. Step 5: Solve for x
    x = 1,045,749,508,784.02/1,397,381.60
  6. Step 6: Final answer
    x = 748,363.59

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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.