Home / 349,584.28-482,463.30-213,697.76

Finding the Fourth Proportional to 349,584.28, 482,463.30 and 213,697.76

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Solution

The fourth proportional to 349,584.28, 482,463.30 and 213,697.76 is: 294,925.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,584.28 : 482,463.30 = 213,697.76 : x
  2. Step 2: Convert to fraction form
    349,584.28/482,463.30 = 213,697.76/x
  3. Step 3: Cross multiply
    349,584.28x = 482,463.30 × 213,697.76
  4. Step 4: Simplify right side
    349,584.28x = 103,101,326,492.21
  5. Step 5: Solve for x
    x = 103,101,326,492.21/349,584.28
  6. Step 6: Final answer
    x = 294,925.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.