Home / 843,235.08-1,264,669.42-266,903.16

Finding the Fourth Proportional to 843,235.08, 1,264,669.42 and 266,903.16

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Solution

The fourth proportional to 843,235.08, 1,264,669.42 and 266,903.16 is: 400,296.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,235.08 : 1,264,669.42 = 266,903.16 : x
  2. Step 2: Convert to fraction form
    843,235.08/1,264,669.42 = 266,903.16/x
  3. Step 3: Cross multiply
    843,235.08x = 1,264,669.42 × 266,903.16
  4. Step 4: Simplify right side
    843,235.08x = 337,544,264,553.37
  5. Step 5: Solve for x
    x = 337,544,264,553.37/843,235.08
  6. Step 6: Final answer
    x = 400,296.75

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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.