Home / 748,678.26-1,033,176.42-409,146.48

Finding the Fourth Proportional to 748,678.26, 1,033,176.42 and 409,146.48

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Solution

The fourth proportional to 748,678.26, 1,033,176.42 and 409,146.48 is: 564,622.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,678.26 : 1,033,176.42 = 409,146.48 : x
  2. Step 2: Convert to fraction form
    748,678.26/1,033,176.42 = 409,146.48/x
  3. Step 3: Cross multiply
    748,678.26x = 1,033,176.42 × 409,146.48
  4. Step 4: Simplify right side
    748,678.26x = 422,720,495,462.00
  5. Step 5: Solve for x
    x = 422,720,495,462.00/748,678.26
  6. Step 6: Final answer
    x = 564,622.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.