Home / 912,662.64-1,368,872.46-238,690.26

Finding the Fourth Proportional to 912,662.64, 1,368,872.46 and 238,690.26

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Solution

The fourth proportional to 912,662.64, 1,368,872.46 and 238,690.26 is: 358,003.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,662.64 : 1,368,872.46 = 238,690.26 : x
  2. Step 2: Convert to fraction form
    912,662.64/1,368,872.46 = 238,690.26/x
  3. Step 3: Cross multiply
    912,662.64x = 1,368,872.46 × 238,690.26
  4. Step 4: Simplify right side
    912,662.64x = 326,736,523,384.24
  5. Step 5: Solve for x
    x = 326,736,523,384.24/912,662.64
  6. Step 6: Final answer
    x = 358,003.61

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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.