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Finding the Fourth Proportional to 349,710.33, 482,774.54 and 229,036.53

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Solution

The fourth proportional to 349,710.33, 482,774.54 and 229,036.53 is: 316,184.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,710.33 : 482,774.54 = 229,036.53 : x
  2. Step 2: Convert to fraction form
    349,710.33/482,774.54 = 229,036.53/x
  3. Step 3: Cross multiply
    349,710.33x = 482,774.54 × 229,036.53
  4. Step 4: Simplify right side
    349,710.33x = 110,573,004,268.76
  5. Step 5: Solve for x
    x = 110,573,004,268.76/349,710.33
  6. Step 6: Final answer
    x = 316,184.55

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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.