Home / 1,029,308.05-1,544,022.56-398,225.17

Finding the Fourth Proportional to 1,029,308.05, 1,544,022.56 and 398,225.17

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Solution

The fourth proportional to 1,029,308.05, 1,544,022.56 and 398,225.17 is: 597,361.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,308.05 : 1,544,022.56 = 398,225.17 : x
  2. Step 2: Convert to fraction form
    1,029,308.05/1,544,022.56 = 398,225.17/x
  3. Step 3: Cross multiply
    1,029,308.05x = 1,544,022.56 × 398,225.17
  4. Step 4: Simplify right side
    1,029,308.05x = 614,868,646,439.84
  5. Step 5: Solve for x
    x = 614,868,646,439.84/1,029,308.05
  6. Step 6: Final answer
    x = 597,361.16

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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.