Home / 952,155.61-1,428,479.45-353,287.58

Finding the Fourth Proportional to 952,155.61, 1,428,479.45 and 353,287.58

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Solution

The fourth proportional to 952,155.61, 1,428,479.45 and 353,287.58 is: 530,022.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    952,155.61 : 1,428,479.45 = 353,287.58 : x
  2. Step 2: Convert to fraction form
    952,155.61/1,428,479.45 = 353,287.58/x
  3. Step 3: Cross multiply
    952,155.61x = 1,428,479.45 × 353,287.58
  4. Step 4: Simplify right side
    952,155.61x = 504,664,040,386.22
  5. Step 5: Solve for x
    x = 504,664,040,386.22/952,155.61
  6. Step 6: Final answer
    x = 530,022.65

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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.