Home / 929,956.68-1,395,080.82-397,480.50

Finding the Fourth Proportional to 929,956.68, 1,395,080.82 and 397,480.50

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Solution

The fourth proportional to 929,956.68, 1,395,080.82 and 397,480.50 is: 596,283.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,956.68 : 1,395,080.82 = 397,480.50 : x
  2. Step 2: Convert to fraction form
    929,956.68/1,395,080.82 = 397,480.50/x
  3. Step 3: Cross multiply
    929,956.68x = 1,395,080.82 × 397,480.50
  4. Step 4: Simplify right side
    929,956.68x = 554,517,421,874.01
  5. Step 5: Solve for x
    x = 554,517,421,874.01/929,956.68
  6. Step 6: Final answer
    x = 596,283.07

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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.