Home / 1,019,229.24-1,529,066.01-309,312.84

Finding the Fourth Proportional to 1,019,229.24, 1,529,066.01 and 309,312.84

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Solution

The fourth proportional to 1,019,229.24, 1,529,066.01 and 309,312.84 is: 464,036.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,229.24 : 1,529,066.01 = 309,312.84 : x
  2. Step 2: Convert to fraction form
    1,019,229.24/1,529,066.01 = 309,312.84/x
  3. Step 3: Cross multiply
    1,019,229.24x = 1,529,066.01 × 309,312.84
  4. Step 4: Simplify right side
    1,019,229.24x = 472,959,750,100.57
  5. Step 5: Solve for x
    x = 472,959,750,100.57/1,019,229.24
  6. Step 6: Final answer
    x = 464,036.68

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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.