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Finding the Fourth Proportional to 492,776.92, 680,033.73 and 266,424.04

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Solution

The fourth proportional to 492,776.92, 680,033.73 and 266,424.04 is: 367,666.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,776.92 : 680,033.73 = 266,424.04 : x
  2. Step 2: Convert to fraction form
    492,776.92/680,033.73 = 266,424.04/x
  3. Step 3: Cross multiply
    492,776.92x = 680,033.73 × 266,424.04
  4. Step 4: Simplify right side
    492,776.92x = 181,177,333,682.87
  5. Step 5: Solve for x
    x = 181,177,333,682.87/492,776.92
  6. Step 6: Final answer
    x = 367,666.03

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1.5x scale

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.