Home / 358,219.08-494,463.72-222,332.57

Finding the Fourth Proportional to 358,219.08, 494,463.72 and 222,332.57

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Solution

The fourth proportional to 358,219.08, 494,463.72 and 222,332.57 is: 306,894.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,219.08 : 494,463.72 = 222,332.57 : x
  2. Step 2: Convert to fraction form
    358,219.08/494,463.72 = 222,332.57/x
  3. Step 3: Cross multiply
    358,219.08x = 494,463.72 × 222,332.57
  4. Step 4: Simplify right side
    358,219.08x = 109,935,389,639.36
  5. Step 5: Solve for x
    x = 109,935,389,639.36/358,219.08
  6. Step 6: Final answer
    x = 306,894.29

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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.