Home / 890,444.88-1,335,648.60-216,529.74

Finding the Fourth Proportional to 890,444.88, 1,335,648.60 and 216,529.74

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Solution

The fourth proportional to 890,444.88, 1,335,648.60 and 216,529.74 is: 324,790.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,444.88 : 1,335,648.60 = 216,529.74 : x
  2. Step 2: Convert to fraction form
    890,444.88/1,335,648.60 = 216,529.74/x
  3. Step 3: Cross multiply
    890,444.88x = 1,335,648.60 × 216,529.74
  4. Step 4: Simplify right side
    890,444.88x = 289,207,644,089.36
  5. Step 5: Solve for x
    x = 289,207,644,089.36/890,444.88
  6. Step 6: Final answer
    x = 324,790.06

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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.