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Finding the Fourth Proportional to 603,496.58, 832,830.92 and 331,570.11

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Solution

The fourth proportional to 603,496.58, 832,830.92 and 331,570.11 is: 457,569.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,496.58 : 832,830.92 = 331,570.11 : x
  2. Step 2: Convert to fraction form
    603,496.58/832,830.92 = 331,570.11/x
  3. Step 3: Cross multiply
    603,496.58x = 832,830.92 × 331,570.11
  4. Step 4: Simplify right side
    603,496.58x = 276,141,838,097.95
  5. Step 5: Solve for x
    x = 276,141,838,097.95/603,496.58
  6. Step 6: Final answer
    x = 457,569.85

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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.