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Finding the Fourth Proportional to 336,679.60, 464,617.32 and 185,776.48

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Solution

The fourth proportional to 336,679.60, 464,617.32 and 185,776.48 is: 256,371.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,679.60 : 464,617.32 = 185,776.48 : x
  2. Step 2: Convert to fraction form
    336,679.60/464,617.32 = 185,776.48/x
  3. Step 3: Cross multiply
    336,679.60x = 464,617.32 × 185,776.48
  4. Step 4: Simplify right side
    336,679.60x = 86,314,970,256.63
  5. Step 5: Solve for x
    x = 86,314,970,256.63/336,679.60
  6. Step 6: Final answer
    x = 256,371.25

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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.