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Finding the Fourth Proportional to 603,133.39, 832,265.17 and 348,479.11

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Solution

The fourth proportional to 603,133.39, 832,265.17 and 348,479.11 is: 480,867.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,133.39 : 832,265.17 = 348,479.11 : x
  2. Step 2: Convert to fraction form
    603,133.39/832,265.17 = 348,479.11/x
  3. Step 3: Cross multiply
    603,133.39x = 832,265.17 × 348,479.11
  4. Step 4: Simplify right side
    603,133.39x = 290,027,025,725.60
  5. Step 5: Solve for x
    x = 290,027,025,725.60/603,133.39
  6. Step 6: Final answer
    x = 480,867.14

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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.