Home / 1,202,130.72-1,804,110.12-444,688.56

Finding the Fourth Proportional to 1,202,130.72, 1,804,110.12 and 444,688.56

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Solution

The fourth proportional to 1,202,130.72, 1,804,110.12 and 444,688.56 is: 667,370.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,130.72 : 1,804,110.12 = 444,688.56 : x
  2. Step 2: Convert to fraction form
    1,202,130.72/1,804,110.12 = 444,688.56/x
  3. Step 3: Cross multiply
    1,202,130.72x = 1,804,110.12 × 444,688.56
  4. Step 4: Simplify right side
    1,202,130.72x = 802,267,131,344.23
  5. Step 5: Solve for x
    x = 802,267,131,344.23/1,202,130.72
  6. Step 6: Final answer
    x = 667,370.96

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Double scale
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1.5x scale

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.