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Finding the Fourth Proportional to 349,775.55, 524,663.33 and 113,142.15

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Solution

The fourth proportional to 349,775.55, 524,663.33 and 113,142.15 is: 169,713.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,775.55 : 524,663.33 = 113,142.15 : x
  2. Step 2: Convert to fraction form
    349,775.55/524,663.33 = 113,142.15/x
  3. Step 3: Cross multiply
    349,775.55x = 524,663.33 × 113,142.15
  4. Step 4: Simplify right side
    349,775.55x = 59,361,536,616.65
  5. Step 5: Solve for x
    x = 59,361,536,616.65/349,775.55
  6. Step 6: Final answer
    x = 169,713.23

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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.