Home / 954,924.64-1,432,164.79-280,825.63

Finding the Fourth Proportional to 954,924.64, 1,432,164.79 and 280,825.63

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Solution

The fourth proportional to 954,924.64, 1,432,164.79 and 280,825.63 is: 421,173.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,924.64 : 1,432,164.79 = 280,825.63 : x
  2. Step 2: Convert to fraction form
    954,924.64/1,432,164.79 = 280,825.63/x
  3. Step 3: Cross multiply
    954,924.64x = 1,432,164.79 × 280,825.63
  4. Step 4: Simplify right side
    954,924.64x = 402,188,579,415.57
  5. Step 5: Solve for x
    x = 402,188,579,415.57/954,924.64
  6. Step 6: Final answer
    x = 421,173.11

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1.5x scale

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.