Home / 722,302.20-1,083,626.10-301,344.12

Finding the Fourth Proportional to 722,302.20, 1,083,626.10 and 301,344.12

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Solution

The fourth proportional to 722,302.20, 1,083,626.10 and 301,344.12 is: 452,088.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,302.20 : 1,083,626.10 = 301,344.12 : x
  2. Step 2: Convert to fraction form
    722,302.20/1,083,626.10 = 301,344.12/x
  3. Step 3: Cross multiply
    722,302.20x = 1,083,626.10 × 301,344.12
  4. Step 4: Simplify right side
    722,302.20x = 326,544,353,513.53
  5. Step 5: Solve for x
    x = 326,544,353,513.53/722,302.20
  6. Step 6: Final answer
    x = 452,088.27

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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.