Home / 409,726.17-565,459.25-248,622.03

Finding the Fourth Proportional to 409,726.17, 565,459.25 and 248,622.03

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Solution

The fourth proportional to 409,726.17, 565,459.25 and 248,622.03 is: 343,120.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,726.17 : 565,459.25 = 248,622.03 : x
  2. Step 2: Convert to fraction form
    409,726.17/565,459.25 = 248,622.03/x
  3. Step 3: Cross multiply
    409,726.17x = 565,459.25 × 248,622.03
  4. Step 4: Simplify right side
    409,726.17x = 140,585,626,617.28
  5. Step 5: Solve for x
    x = 140,585,626,617.28/409,726.17
  6. Step 6: Final answer
    x = 343,120.94

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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.