Home / 1,173,446.87-1,759,885.78-320,522.51

Finding the Fourth Proportional to 1,173,446.87, 1,759,885.78 and 320,522.51

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Solution

The fourth proportional to 1,173,446.87, 1,759,885.78 and 320,522.51 is: 480,706.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,446.87 : 1,759,885.78 = 320,522.51 : x
  2. Step 2: Convert to fraction form
    1,173,446.87/1,759,885.78 = 320,522.51/x
  3. Step 3: Cross multiply
    1,173,446.87x = 1,759,885.78 × 320,522.51
  4. Step 4: Simplify right side
    1,173,446.87x = 564,083,007,518.91
  5. Step 5: Solve for x
    x = 564,083,007,518.91/1,173,446.87
  6. Step 6: Final answer
    x = 480,706.05

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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.