Home / 1,015,116.64-1,522,676.07-305,144.62

Finding the Fourth Proportional to 1,015,116.64, 1,522,676.07 and 305,144.62

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Solution

The fourth proportional to 1,015,116.64, 1,522,676.07 and 305,144.62 is: 457,717.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,116.64 : 1,522,676.07 = 305,144.62 : x
  2. Step 2: Convert to fraction form
    1,015,116.64/1,522,676.07 = 305,144.62/x
  3. Step 3: Cross multiply
    1,015,116.64x = 1,522,676.07 × 305,144.62
  4. Step 4: Simplify right side
    1,015,116.64x = 464,636,406,956.55
  5. Step 5: Solve for x
    x = 464,636,406,956.55/1,015,116.64
  6. Step 6: Final answer
    x = 457,717.26

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Double scale
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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.