Home / 1,013,942.25-1,399,394.00-578,357.46

Finding the Fourth Proportional to 1,013,942.25, 1,399,394.00 and 578,357.46

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Solution

The fourth proportional to 1,013,942.25, 1,399,394.00 and 578,357.46 is: 798,220.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,942.25 : 1,399,394.00 = 578,357.46 : x
  2. Step 2: Convert to fraction form
    1,013,942.25/1,399,394.00 = 578,357.46/x
  3. Step 3: Cross multiply
    1,013,942.25x = 1,399,394.00 × 578,357.46
  4. Step 4: Simplify right side
    1,013,942.25x = 809,349,956,487.45
  5. Step 5: Solve for x
    x = 809,349,956,487.45/1,013,942.25
  6. Step 6: Final answer
    x = 798,220.96

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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.