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Finding the Fourth Proportional to 349,803.29, 524,796.57 and 109,907.51

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Solution

The fourth proportional to 349,803.29, 524,796.57 and 109,907.51 is: 164,890.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,803.29 : 524,796.57 = 109,907.51 : x
  2. Step 2: Convert to fraction form
    349,803.29/524,796.57 = 109,907.51/x
  3. Step 3: Cross multiply
    349,803.29x = 524,796.57 × 109,907.51
  4. Step 4: Simplify right side
    349,803.29x = 57,679,081,641.26
  5. Step 5: Solve for x
    x = 57,679,081,641.26/349,803.29
  6. Step 6: Final answer
    x = 164,890.05

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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.