Home / 949,630.62-1,424,659.29-318,528.30

Finding the Fourth Proportional to 949,630.62, 1,424,659.29 and 318,528.30

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Solution

The fourth proportional to 949,630.62, 1,424,659.29 and 318,528.30 is: 477,864.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,630.62 : 1,424,659.29 = 318,528.30 : x
  2. Step 2: Convert to fraction form
    949,630.62/1,424,659.29 = 318,528.30/x
  3. Step 3: Cross multiply
    949,630.62x = 1,424,659.29 × 318,528.30
  4. Step 4: Simplify right side
    949,630.62x = 453,794,301,722.91
  5. Step 5: Solve for x
    x = 453,794,301,722.91/949,630.62
  6. Step 6: Final answer
    x = 477,864.02

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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.