Home / 911,129.38-1,366,698.93-597,571.90

Finding the Fourth Proportional to 911,129.38, 1,366,698.93 and 597,571.90

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Solution

The fourth proportional to 911,129.38, 1,366,698.93 and 597,571.90 is: 896,361.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,129.38 : 1,366,698.93 = 597,571.90 : x
  2. Step 2: Convert to fraction form
    911,129.38/1,366,698.93 = 597,571.90/x
  3. Step 3: Cross multiply
    911,129.38x = 1,366,698.93 × 597,571.90
  4. Step 4: Simplify right side
    911,129.38x = 816,700,876,328.07
  5. Step 5: Solve for x
    x = 816,700,876,328.07/911,129.38
  6. Step 6: Final answer
    x = 896,361.04

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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.