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Finding the Fourth Proportional to 273,443.04, 409,574.07 and 266,750.82

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Solution

The fourth proportional to 273,443.04, 409,574.07 and 266,750.82 is: 399,550.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,443.04 : 409,574.07 = 266,750.82 : x
  2. Step 2: Convert to fraction form
    273,443.04/409,574.07 = 266,750.82/x
  3. Step 3: Cross multiply
    273,443.04x = 409,574.07 × 266,750.82
  4. Step 4: Simplify right side
    273,443.04x = 109,254,219,023.24
  5. Step 5: Solve for x
    x = 109,254,219,023.24/273,443.04
  6. Step 6: Final answer
    x = 399,550.19

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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.