Home / 954,908.80-1,432,363.20-289,974.40

Finding the Fourth Proportional to 954,908.80, 1,432,363.20 and 289,974.40

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Solution

The fourth proportional to 954,908.80, 1,432,363.20 and 289,974.40 is: 434,961.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,908.80 : 1,432,363.20 = 289,974.40 : x
  2. Step 2: Convert to fraction form
    954,908.80/1,432,363.20 = 289,974.40/x
  3. Step 3: Cross multiply
    954,908.80x = 1,432,363.20 × 289,974.40
  4. Step 4: Simplify right side
    954,908.80x = 415,348,659,502.08
  5. Step 5: Solve for x
    x = 415,348,659,502.08/954,908.80
  6. Step 6: Final answer
    x = 434,961.60

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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.