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Finding the Fourth Proportional to 349,625.68, 524,441.58 and 112,968.40

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Solution

The fourth proportional to 349,625.68, 524,441.58 and 112,968.40 is: 169,453.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,625.68 : 524,441.58 = 112,968.40 : x
  2. Step 2: Convert to fraction form
    349,625.68/524,441.58 = 112,968.40/x
  3. Step 3: Cross multiply
    349,625.68x = 524,441.58 × 112,968.40
  4. Step 4: Simplify right side
    349,625.68x = 59,245,326,186.07
  5. Step 5: Solve for x
    x = 59,245,326,186.07/349,625.68
  6. Step 6: Final answer
    x = 169,453.59

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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.