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Finding the Fourth Proportional to 336,878.16, 464,850 and 185,974.08

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Solution

The fourth proportional to 336,878.16, 464,850 and 185,974.08 is: 256,621.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,878.16 : 464,850 = 185,974.08 : x
  2. Step 2: Convert to fraction form
    336,878.16/464,850 = 185,974.08/x
  3. Step 3: Cross multiply
    336,878.16x = 464,850 × 185,974.08
  4. Step 4: Simplify right side
    336,878.16x = 86,450,051,088
  5. Step 5: Solve for x
    x = 86,450,051,088/336,878.16
  6. Step 6: Final answer
    x = 256,621.12

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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.