Home / 890,292.26-1,335,440.22-216,374.59

Finding the Fourth Proportional to 890,292.26, 1,335,440.22 and 216,374.59

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Solution

The fourth proportional to 890,292.26, 1,335,440.22 and 216,374.59 is: 324,562.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,292.26 : 1,335,440.22 = 216,374.59 : x
  2. Step 2: Convert to fraction form
    890,292.26/1,335,440.22 = 216,374.59/x
  3. Step 3: Cross multiply
    890,292.26x = 1,335,440.22 × 216,374.59
  4. Step 4: Simplify right side
    890,292.26x = 288,955,330,929.91
  5. Step 5: Solve for x
    x = 288,955,330,929.91/890,292.26
  6. Step 6: Final answer
    x = 324,562.33

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Double scale
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1.5x scale

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.