Home / 1,199,361.13-1,799,353.28-357,912.88

Finding the Fourth Proportional to 1,199,361.13, 1,799,353.28 and 357,912.88

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Solution

The fourth proportional to 1,199,361.13, 1,799,353.28 and 357,912.88 is: 536,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,361.13 : 1,799,353.28 = 357,912.88 : x
  2. Step 2: Convert to fraction form
    1,199,361.13/1,799,353.28 = 357,912.88/x
  3. Step 3: Cross multiply
    1,199,361.13x = 1,799,353.28 × 357,912.88
  4. Step 4: Simplify right side
    1,199,361.13x = 644,011,710,978.65
  5. Step 5: Solve for x
    x = 644,011,710,978.65/1,199,361.13
  6. Step 6: Final answer
    x = 536,962.30

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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.