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Finding the Fourth Proportional to 576,065.34, 795,112.47 and 349,900.38

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Solution

The fourth proportional to 576,065.34, 795,112.47 and 349,900.38 is: 482,948.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,065.34 : 795,112.47 = 349,900.38 : x
  2. Step 2: Convert to fraction form
    576,065.34/795,112.47 = 349,900.38/x
  3. Step 3: Cross multiply
    576,065.34x = 795,112.47 × 349,900.38
  4. Step 4: Simplify right side
    576,065.34x = 278,210,155,395.74
  5. Step 5: Solve for x
    x = 278,210,155,395.74/576,065.34
  6. Step 6: Final answer
    x = 482,948.96

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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.