Home / 1,480.16-2,220.24-506.27

Finding the Fourth Proportional to 1,480.16, 2,220.24 and 506.27

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Solution

The fourth proportional to 1,480.16, 2,220.24 and 506.27 is: 759.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480.16 : 2,220.24 = 506.27 : x
  2. Step 2: Convert to fraction form
    1,480.16/2,220.24 = 506.27/x
  3. Step 3: Cross multiply
    1,480.16x = 2,220.24 × 506.27
  4. Step 4: Simplify right side
    1,480.16x = 1,124,038.37
  5. Step 5: Solve for x
    x = 1,124,038.37/1,480.16
  6. Step 6: Final answer
    x = 759.40

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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.