Home / 358,965.84-495,376.14-197,826.66

Finding the Fourth Proportional to 358,965.84, 495,376.14 and 197,826.66

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Solution

The fourth proportional to 358,965.84, 495,376.14 and 197,826.66 is: 273,002.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,965.84 : 495,376.14 = 197,826.66 : x
  2. Step 2: Convert to fraction form
    358,965.84/495,376.14 = 197,826.66/x
  3. Step 3: Cross multiply
    358,965.84x = 495,376.14 × 197,826.66
  4. Step 4: Simplify right side
    358,965.84x = 97,998,607,219.89
  5. Step 5: Solve for x
    x = 97,998,607,219.89/358,965.84
  6. Step 6: Final answer
    x = 273,002.60

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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.