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Finding the Fourth Proportional to 342,424.98, 513,300.51 and 200,089.62

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Solution

The fourth proportional to 342,424.98, 513,300.51 and 200,089.62 is: 299,937.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,424.98 : 513,300.51 = 200,089.62 : x
  2. Step 2: Convert to fraction form
    342,424.98/513,300.51 = 200,089.62/x
  3. Step 3: Cross multiply
    342,424.98x = 513,300.51 × 200,089.62
  4. Step 4: Simplify right side
    342,424.98x = 102,706,103,991.71
  5. Step 5: Solve for x
    x = 102,706,103,991.71/342,424.98
  6. Step 6: Final answer
    x = 299,937.53

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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.