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Finding the Fourth Proportional to 602,314.72, 831,179.33 and 344,175.29

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Solution

The fourth proportional to 602,314.72, 831,179.33 and 344,175.29 is: 474,953.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,314.72 : 831,179.33 = 344,175.29 : x
  2. Step 2: Convert to fraction form
    602,314.72/831,179.33 = 344,175.29/x
  3. Step 3: Cross multiply
    602,314.72x = 831,179.33 × 344,175.29
  4. Step 4: Simplify right side
    602,314.72x = 286,071,381,067.98
  5. Step 5: Solve for x
    x = 286,071,381,067.98/602,314.72
  6. Step 6: Final answer
    x = 474,953.33

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1.5x scale

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.