Home / 400,974.14-601,084.46-134,547.81

Finding the Fourth Proportional to 400,974.14, 601,084.46 and 134,547.81

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Solution

The fourth proportional to 400,974.14, 601,084.46 and 134,547.81 is: 201,695.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,974.14 : 601,084.46 = 134,547.81 : x
  2. Step 2: Convert to fraction form
    400,974.14/601,084.46 = 134,547.81/x
  3. Step 3: Cross multiply
    400,974.14x = 601,084.46 × 134,547.81
  4. Step 4: Simplify right side
    400,974.14x = 80,874,597,045.29
  5. Step 5: Solve for x
    x = 80,874,597,045.29/400,974.14
  6. Step 6: Final answer
    x = 201,695.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.