Home / 819,050.24-1,228,578.10-250,429.20

Finding the Fourth Proportional to 819,050.24, 1,228,578.10 and 250,429.20

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Solution

The fourth proportional to 819,050.24, 1,228,578.10 and 250,429.20 is: 375,644.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,050.24 : 1,228,578.10 = 250,429.20 : x
  2. Step 2: Convert to fraction form
    819,050.24/1,228,578.10 = 250,429.20/x
  3. Step 3: Cross multiply
    819,050.24x = 1,228,578.10 × 250,429.20
  4. Step 4: Simplify right side
    819,050.24x = 307,671,830,720.52
  5. Step 5: Solve for x
    x = 307,671,830,720.52/819,050.24
  6. Step 6: Final answer
    x = 375,644.64

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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.