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Finding the Fourth Proportional to 602,358.03, 831,246.32 and 344,232.03

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Solution

The fourth proportional to 602,358.03, 831,246.32 and 344,232.03 is: 475,035.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,358.03 : 831,246.32 = 344,232.03 : x
  2. Step 2: Convert to fraction form
    602,358.03/831,246.32 = 344,232.03/x
  3. Step 3: Cross multiply
    602,358.03x = 831,246.32 × 344,232.03
  4. Step 4: Simplify right side
    602,358.03x = 286,141,604,007.40
  5. Step 5: Solve for x
    x = 286,141,604,007.40/602,358.03
  6. Step 6: Final answer
    x = 475,035.76

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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.