Home / 899,073.68-1,348,700.71-259,393.25

Finding the Fourth Proportional to 899,073.68, 1,348,700.71 and 259,393.25

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Solution

The fourth proportional to 899,073.68, 1,348,700.71 and 259,393.25 is: 389,115.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,073.68 : 1,348,700.71 = 259,393.25 : x
  2. Step 2: Convert to fraction form
    899,073.68/1,348,700.71 = 259,393.25/x
  3. Step 3: Cross multiply
    899,073.68x = 1,348,700.71 × 259,393.25
  4. Step 4: Simplify right side
    899,073.68x = 349,843,863,167.48
  5. Step 5: Solve for x
    x = 349,843,863,167.48/899,073.68
  6. Step 6: Final answer
    x = 389,115.90

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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.