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Finding the Fourth Proportional to 283,777.63, 425,666.45 and 269,587.65

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Solution

The fourth proportional to 283,777.63, 425,666.45 and 269,587.65 is: 404,381.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,777.63 : 425,666.45 = 269,587.65 : x
  2. Step 2: Convert to fraction form
    283,777.63/425,666.45 = 269,587.65/x
  3. Step 3: Cross multiply
    283,777.63x = 425,666.45 × 269,587.65
  4. Step 4: Simplify right side
    283,777.63x = 114,754,417,939.34
  5. Step 5: Solve for x
    x = 114,754,417,939.34/283,777.63
  6. Step 6: Final answer
    x = 404,381.48

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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.