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Finding the Fourth Proportional to 349,806.94, 524,808.82 and 125,199.30

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Solution

The fourth proportional to 349,806.94, 524,808.82 and 125,199.30 is: 187,834.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,806.94 : 524,808.82 = 125,199.30 : x
  2. Step 2: Convert to fraction form
    349,806.94/524,808.82 = 125,199.30/x
  3. Step 3: Cross multiply
    349,806.94x = 524,808.82 × 125,199.30
  4. Step 4: Simplify right side
    349,806.94x = 65,705,696,897.83
  5. Step 5: Solve for x
    x = 65,705,696,897.83/349,806.94
  6. Step 6: Final answer
    x = 187,834.17

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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.