Home / 358,154.45-494,269.76-197,006.57

Finding the Fourth Proportional to 358,154.45, 494,269.76 and 197,006.57

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Solution

The fourth proportional to 358,154.45, 494,269.76 and 197,006.57 is: 271,878.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,154.45 : 494,269.76 = 197,006.57 : x
  2. Step 2: Convert to fraction form
    358,154.45/494,269.76 = 197,006.57/x
  3. Step 3: Cross multiply
    358,154.45x = 494,269.76 × 197,006.57
  4. Step 4: Simplify right side
    358,154.45x = 97,374,390,072.32
  5. Step 5: Solve for x
    x = 97,374,390,072.32/358,154.45
  6. Step 6: Final answer
    x = 271,878.21

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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.