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Finding the Fourth Proportional to 349,758.87, 524,493.47 and 109,792.59

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Solution

The fourth proportional to 349,758.87, 524,493.47 and 109,792.59 is: 164,643.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,758.87 : 524,493.47 = 109,792.59 : x
  2. Step 2: Convert to fraction form
    349,758.87/524,493.47 = 109,792.59/x
  3. Step 3: Cross multiply
    349,758.87x = 524,493.47 × 109,792.59
  4. Step 4: Simplify right side
    349,758.87x = 57,585,495,960.42
  5. Step 5: Solve for x
    x = 57,585,495,960.42/349,758.87
  6. Step 6: Final answer
    x = 164,643.42

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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.