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Finding the Fourth Proportional to 349,327.65, 524,121.23 and 242,655.41

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Solution

The fourth proportional to 349,327.65, 524,121.23 and 242,655.41 is: 364,073.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,327.65 : 524,121.23 = 242,655.41 : x
  2. Step 2: Convert to fraction form
    349,327.65/524,121.23 = 242,655.41/x
  3. Step 3: Cross multiply
    349,327.65x = 524,121.23 × 242,655.41
  4. Step 4: Simplify right side
    349,327.65x = 127,180,851,955.35
  5. Step 5: Solve for x
    x = 127,180,851,955.35/349,327.65
  6. Step 6: Final answer
    x = 364,073.25

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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.