Home / 1,008,287.52-1,512,548.28-334,428

Finding the Fourth Proportional to 1,008,287.52, 1,512,548.28 and 334,428

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Solution

The fourth proportional to 1,008,287.52, 1,512,548.28 and 334,428 is: 501,680.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,287.52 : 1,512,548.28 = 334,428 : x
  2. Step 2: Convert to fraction form
    1,008,287.52/1,512,548.28 = 334,428/x
  3. Step 3: Cross multiply
    1,008,287.52x = 1,512,548.28 × 334,428
  4. Step 4: Simplify right side
    1,008,287.52x = 505,838,496,183.84
  5. Step 5: Solve for x
    x = 505,838,496,183.84/1,008,287.52
  6. Step 6: Final answer
    x = 501,680.81

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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.