Home / 887,867.73-1,225,377.41-500,762.59

Finding the Fourth Proportional to 887,867.73, 1,225,377.41 and 500,762.59

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Solution

The fourth proportional to 887,867.73, 1,225,377.41 and 500,762.59 is: 691,120.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,867.73 : 1,225,377.41 = 500,762.59 : x
  2. Step 2: Convert to fraction form
    887,867.73/1,225,377.41 = 500,762.59/x
  3. Step 3: Cross multiply
    887,867.73x = 1,225,377.41 × 500,762.59
  4. Step 4: Simplify right side
    887,867.73x = 613,623,165,559.09
  5. Step 5: Solve for x
    x = 613,623,165,559.09/887,867.73
  6. Step 6: Final answer
    x = 691,120.02

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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.