Home / 994,864.92-1,492,588.06-320,931.34

Finding the Fourth Proportional to 994,864.92, 1,492,588.06 and 320,931.34

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Solution

The fourth proportional to 994,864.92, 1,492,588.06 and 320,931.34 is: 481,490.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,864.92 : 1,492,588.06 = 320,931.34 : x
  2. Step 2: Convert to fraction form
    994,864.92/1,492,588.06 = 320,931.34/x
  3. Step 3: Cross multiply
    994,864.92x = 1,492,588.06 × 320,931.34
  4. Step 4: Simplify right side
    994,864.92x = 479,018,286,163.80
  5. Step 5: Solve for x
    x = 479,018,286,163.80/994,864.92
  6. Step 6: Final answer
    x = 481,490.78

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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.