Home / 864,839.78-1,297,264.28-567,205.16

Finding the Fourth Proportional to 864,839.78, 1,297,264.28 and 567,205.16

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Solution

The fourth proportional to 864,839.78, 1,297,264.28 and 567,205.16 is: 850,810.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,839.78 : 1,297,264.28 = 567,205.16 : x
  2. Step 2: Convert to fraction form
    864,839.78/1,297,264.28 = 567,205.16/x
  3. Step 3: Cross multiply
    864,839.78x = 1,297,264.28 × 567,205.16
  4. Step 4: Simplify right side
    864,839.78x = 735,814,993,296.12
  5. Step 5: Solve for x
    x = 735,814,993,296.12/864,839.78
  6. Step 6: Final answer
    x = 850,810.76

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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.