Home / 885,474.99-1,327,886.46-316,701.90

Finding the Fourth Proportional to 885,474.99, 1,327,886.46 and 316,701.90

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Solution

The fourth proportional to 885,474.99, 1,327,886.46 and 316,701.90 is: 474,936.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,474.99 : 1,327,886.46 = 316,701.90 : x
  2. Step 2: Convert to fraction form
    885,474.99/1,327,886.46 = 316,701.90/x
  3. Step 3: Cross multiply
    885,474.99x = 1,327,886.46 × 316,701.90
  4. Step 4: Simplify right side
    885,474.99x = 420,544,164,866.27
  5. Step 5: Solve for x
    x = 420,544,164,866.27/885,474.99
  6. Step 6: Final answer
    x = 474,936.24

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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.