Home / 674,728.10-1,011,946.35-295,648.10

Finding the Fourth Proportional to 674,728.10, 1,011,946.35 and 295,648.10

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Solution

The fourth proportional to 674,728.10, 1,011,946.35 and 295,648.10 is: 443,408.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,728.10 : 1,011,946.35 = 295,648.10 : x
  2. Step 2: Convert to fraction form
    674,728.10/1,011,946.35 = 295,648.10/x
  3. Step 3: Cross multiply
    674,728.10x = 1,011,946.35 × 295,648.10
  4. Step 4: Simplify right side
    674,728.10x = 299,180,015,679.44
  5. Step 5: Solve for x
    x = 299,180,015,679.44/674,728.10
  6. Step 6: Final answer
    x = 443,408.26

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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.