Home / 426,165.26-635,754.96-414,581.45

Finding the Fourth Proportional to 426,165.26, 635,754.96 and 414,581.45

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Solution

The fourth proportional to 426,165.26, 635,754.96 and 414,581.45 is: 618,474.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,165.26 : 635,754.96 = 414,581.45 : x
  2. Step 2: Convert to fraction form
    426,165.26/635,754.96 = 414,581.45/x
  3. Step 3: Cross multiply
    426,165.26x = 635,754.96 × 414,581.45
  4. Step 4: Simplify right side
    426,165.26x = 263,572,209,982.72
  5. Step 5: Solve for x
    x = 263,572,209,982.72/426,165.26
  6. Step 6: Final answer
    x = 618,474.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.