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Finding the Fourth Proportional to 336,313.92, 464,116.44 and 185,416.32

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Solution

The fourth proportional to 336,313.92, 464,116.44 and 185,416.32 is: 255,876.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,313.92 : 464,116.44 = 185,416.32 : x
  2. Step 2: Convert to fraction form
    336,313.92/464,116.44 = 185,416.32/x
  3. Step 3: Cross multiply
    336,313.92x = 464,116.44 × 185,416.32
  4. Step 4: Simplify right side
    336,313.92x = 86,054,762,356.30
  5. Step 5: Solve for x
    x = 86,054,762,356.30/336,313.92
  6. Step 6: Final answer
    x = 255,876.30

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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.