Home / 340,631.20-470,048.49-204,670.88

Finding the Fourth Proportional to 340,631.20, 470,048.49 and 204,670.88

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Solution

The fourth proportional to 340,631.20, 470,048.49 and 204,670.88 is: 282,432.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,631.20 : 470,048.49 = 204,670.88 : x
  2. Step 2: Convert to fraction form
    340,631.20/470,048.49 = 204,670.88/x
  3. Step 3: Cross multiply
    340,631.20x = 470,048.49 × 204,670.88
  4. Step 4: Simplify right side
    340,631.20x = 96,205,235,740.73
  5. Step 5: Solve for x
    x = 96,205,235,740.73/340,631.20
  6. Step 6: Final answer
    x = 282,432.25

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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.