Home / 343,012.41-513,637.34-224,337.69

Finding the Fourth Proportional to 343,012.41, 513,637.34 and 224,337.69

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Solution

The fourth proportional to 343,012.41, 513,637.34 and 224,337.69 is: 335,930.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,012.41 : 513,637.34 = 224,337.69 : x
  2. Step 2: Convert to fraction form
    343,012.41/513,637.34 = 224,337.69/x
  3. Step 3: Cross multiply
    343,012.41x = 513,637.34 × 224,337.69
  4. Step 4: Simplify right side
    343,012.41x = 115,228,213,231.66
  5. Step 5: Solve for x
    x = 115,228,213,231.66/343,012.41
  6. Step 6: Final answer
    x = 335,930.16

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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.