Home / 994,820.46-1,492,521.28-320,886.84

Finding the Fourth Proportional to 994,820.46, 1,492,521.28 and 320,886.84

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Solution

The fourth proportional to 994,820.46, 1,492,521.28 and 320,886.84 is: 481,423.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,820.46 : 1,492,521.28 = 320,886.84 : x
  2. Step 2: Convert to fraction form
    994,820.46/1,492,521.28 = 320,886.84/x
  3. Step 3: Cross multiply
    994,820.46x = 1,492,521.28 × 320,886.84
  4. Step 4: Simplify right side
    994,820.46x = 478,930,437,171.96
  5. Step 5: Solve for x
    x = 478,930,437,171.96/994,820.46
  6. Step 6: Final answer
    x = 481,423.99

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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.