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Finding the Fourth Proportional to 336,322.92, 464,128.80 and 185,425.32

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Solution

The fourth proportional to 336,322.92, 464,128.80 and 185,425.32 is: 255,888.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,322.92 : 464,128.80 = 185,425.32 : x
  2. Step 2: Convert to fraction form
    336,322.92/464,128.80 = 185,425.32/x
  3. Step 3: Cross multiply
    336,322.92x = 464,128.80 × 185,425.32
  4. Step 4: Simplify right side
    336,322.92x = 86,061,231,261.22
  5. Step 5: Solve for x
    x = 86,061,231,261.22/336,322.92
  6. Step 6: Final answer
    x = 255,888.69

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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.