Home / 800,424.92-1,200,548.59-201,386.18

Finding the Fourth Proportional to 800,424.92, 1,200,548.59 and 201,386.18

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Solution

The fourth proportional to 800,424.92, 1,200,548.59 and 201,386.18 is: 302,056.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,424.92 : 1,200,548.59 = 201,386.18 : x
  2. Step 2: Convert to fraction form
    800,424.92/1,200,548.59 = 201,386.18/x
  3. Step 3: Cross multiply
    800,424.92x = 1,200,548.59 × 201,386.18
  4. Step 4: Simplify right side
    800,424.92x = 241,773,896,942.39
  5. Step 5: Solve for x
    x = 241,773,896,942.39/800,424.92
  6. Step 6: Final answer
    x = 302,056.93

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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.