Home / 1,397,417.12-2,096,568.88-498,839.12

Finding the Fourth Proportional to 1,397,417.12, 2,096,568.88 and 498,839.12

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Solution

The fourth proportional to 1,397,417.12, 2,096,568.88 and 498,839.12 is: 748,416.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,417.12 : 2,096,568.88 = 498,839.12 : x
  2. Step 2: Convert to fraction form
    1,397,417.12/2,096,568.88 = 498,839.12/x
  3. Step 3: Cross multiply
    1,397,417.12x = 2,096,568.88 × 498,839.12
  4. Step 4: Simplify right side
    1,397,417.12x = 1,045,850,575,118.59
  5. Step 5: Solve for x
    x = 1,045,850,575,118.59/1,397,417.12
  6. Step 6: Final answer
    x = 748,416.89

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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.