Home / 358,680.83-494,973.57-197,550.87

Finding the Fourth Proportional to 358,680.83, 494,973.57 and 197,550.87

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Solution

The fourth proportional to 358,680.83, 494,973.57 and 197,550.87 is: 272,616.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,680.83 : 494,973.57 = 197,550.87 : x
  2. Step 2: Convert to fraction form
    358,680.83/494,973.57 = 197,550.87/x
  3. Step 3: Cross multiply
    358,680.83x = 494,973.57 × 197,550.87
  4. Step 4: Simplify right side
    358,680.83x = 97,782,459,380.51
  5. Step 5: Solve for x
    x = 97,782,459,380.51/358,680.83
  6. Step 6: Final answer
    x = 272,616.91

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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.