Home / 890,846.62-1,229,368.66-482,948.37

Finding the Fourth Proportional to 890,846.62, 1,229,368.66 and 482,948.37

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Solution

The fourth proportional to 890,846.62, 1,229,368.66 and 482,948.37 is: 666,468.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,846.62 : 1,229,368.66 = 482,948.37 : x
  2. Step 2: Convert to fraction form
    890,846.62/1,229,368.66 = 482,948.37/x
  3. Step 3: Cross multiply
    890,846.62x = 1,229,368.66 × 482,948.37
  4. Step 4: Simplify right side
    890,846.62x = 593,721,589,268.71
  5. Step 5: Solve for x
    x = 593,721,589,268.71/890,846.62
  6. Step 6: Final answer
    x = 666,468.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.