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Finding the Fourth Proportional to 603,011.28, 832,093.92 and 348,444.48

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Solution

The fourth proportional to 603,011.28, 832,093.92 and 348,444.48 is: 480,817.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,011.28 : 832,093.92 = 348,444.48 : x
  2. Step 2: Convert to fraction form
    603,011.28/832,093.92 = 348,444.48/x
  3. Step 3: Cross multiply
    603,011.28x = 832,093.92 × 348,444.48
  4. Step 4: Simplify right side
    603,011.28x = 289,938,533,265.56
  5. Step 5: Solve for x
    x = 289,938,533,265.56/603,011.28
  6. Step 6: Final answer
    x = 480,817.76

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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.