Home / 864,870.75-1,297,310.70-567,236.10

Finding the Fourth Proportional to 864,870.75, 1,297,310.70 and 567,236.10

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Solution

The fourth proportional to 864,870.75, 1,297,310.70 and 567,236.10 is: 850,857.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,870.75 : 1,297,310.70 = 567,236.10 : x
  2. Step 2: Convert to fraction form
    864,870.75/1,297,310.70 = 567,236.10/x
  3. Step 3: Cross multiply
    864,870.75x = 1,297,310.70 × 567,236.10
  4. Step 4: Simplify right side
    864,870.75x = 735,881,461,956.27
  5. Step 5: Solve for x
    x = 735,881,461,956.27/864,870.75
  6. Step 6: Final answer
    x = 850,857.15

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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.