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Finding the Fourth Proportional to 336,246.28, 464,019.78 and 185,345.80

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Solution

The fourth proportional to 336,246.28, 464,019.78 and 185,345.80 is: 255,777.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,246.28 : 464,019.78 = 185,345.80 : x
  2. Step 2: Convert to fraction form
    336,246.28/464,019.78 = 185,345.80/x
  3. Step 3: Cross multiply
    336,246.28x = 464,019.78 × 185,345.80
  4. Step 4: Simplify right side
    336,246.28x = 86,004,117,339.92
  5. Step 5: Solve for x
    x = 86,004,117,339.92/336,246.28
  6. Step 6: Final answer
    x = 255,777.16

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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.