Home / 894,061.40-1,233,787.18-486,159.80

Finding the Fourth Proportional to 894,061.40, 1,233,787.18 and 486,159.80

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Solution

The fourth proportional to 894,061.40, 1,233,787.18 and 486,159.80 is: 670,890.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,061.40 : 1,233,787.18 = 486,159.80 : x
  2. Step 2: Convert to fraction form
    894,061.40/1,233,787.18 = 486,159.80/x
  3. Step 3: Cross multiply
    894,061.40x = 1,233,787.18 × 486,159.80
  4. Step 4: Simplify right side
    894,061.40x = 599,817,728,671.36
  5. Step 5: Solve for x
    x = 599,817,728,671.36/894,061.40
  6. Step 6: Final answer
    x = 670,890.98

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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.