Home / 442,213.20-610,256.22-251,237.06

Finding the Fourth Proportional to 442,213.20, 610,256.22 and 251,237.06

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Solution

The fourth proportional to 442,213.20, 610,256.22 and 251,237.06 is: 346,708.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,213.20 : 610,256.22 = 251,237.06 : x
  2. Step 2: Convert to fraction form
    442,213.20/610,256.22 = 251,237.06/x
  3. Step 3: Cross multiply
    442,213.20x = 610,256.22 × 251,237.06
  4. Step 4: Simplify right side
    442,213.20x = 153,318,978,559.51
  5. Step 5: Solve for x
    x = 153,318,978,559.51/442,213.20
  6. Step 6: Final answer
    x = 346,708.28

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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.