Home / 1,099,217.78-1,648,828.02-300,506.24

Finding the Fourth Proportional to 1,099,217.78, 1,648,828.02 and 300,506.24

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Solution

The fourth proportional to 1,099,217.78, 1,648,828.02 and 300,506.24 is: 450,759.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,217.78 : 1,648,828.02 = 300,506.24 : x
  2. Step 2: Convert to fraction form
    1,099,217.78/1,648,828.02 = 300,506.24/x
  3. Step 3: Cross multiply
    1,099,217.78x = 1,648,828.02 × 300,506.24
  4. Step 4: Simplify right side
    1,099,217.78x = 495,483,100,452.71
  5. Step 5: Solve for x
    x = 495,483,100,452.71/1,099,217.78
  6. Step 6: Final answer
    x = 450,759.72

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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.