Home / 1,068,005.54-1,601,759.12-309,643.48

Finding the Fourth Proportional to 1,068,005.54, 1,601,759.12 and 309,643.48

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Solution

The fourth proportional to 1,068,005.54, 1,601,759.12 and 309,643.48 is: 464,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,005.54 : 1,601,759.12 = 309,643.48 : x
  2. Step 2: Convert to fraction form
    1,068,005.54/1,601,759.12 = 309,643.48/x
  3. Step 3: Cross multiply
    1,068,005.54x = 1,601,759.12 × 309,643.48
  4. Step 4: Simplify right side
    1,068,005.54x = 495,974,268,038.54
  5. Step 5: Solve for x
    x = 495,974,268,038.54/1,068,005.54
  6. Step 6: Final answer
    x = 464,392.97

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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.