Home / 997,580.70-1,376,168.09-589,485.08

Finding the Fourth Proportional to 997,580.70, 1,376,168.09 and 589,485.08

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Solution

The fourth proportional to 997,580.70, 1,376,168.09 and 589,485.08 is: 813,197.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,580.70 : 1,376,168.09 = 589,485.08 : x
  2. Step 2: Convert to fraction form
    997,580.70/1,376,168.09 = 589,485.08/x
  3. Step 3: Cross multiply
    997,580.70x = 1,376,168.09 × 589,485.08
  4. Step 4: Simplify right side
    997,580.70x = 811,230,557,120.09
  5. Step 5: Solve for x
    x = 811,230,557,120.09/997,580.70
  6. Step 6: Final answer
    x = 813,197.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.