Home / 786,787.98-1,180,324.66-325,166.71

Finding the Fourth Proportional to 786,787.98, 1,180,324.66 and 325,166.71

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Solution

The fourth proportional to 786,787.98, 1,180,324.66 and 325,166.71 is: 487,809.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,787.98 : 1,180,324.66 = 325,166.71 : x
  2. Step 2: Convert to fraction form
    786,787.98/1,180,324.66 = 325,166.71/x
  3. Step 3: Cross multiply
    786,787.98x = 1,180,324.66 × 325,166.71
  4. Step 4: Simplify right side
    786,787.98x = 383,802,286,424.07
  5. Step 5: Solve for x
    x = 383,802,286,424.07/786,787.98
  6. Step 6: Final answer
    x = 487,809.04

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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.