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Finding the Fourth Proportional to 500,823.94, 750,734.73 and 248,289.22

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Solution

The fourth proportional to 500,823.94, 750,734.73 and 248,289.22 is: 372,185.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,823.94 : 750,734.73 = 248,289.22 : x
  2. Step 2: Convert to fraction form
    500,823.94/750,734.73 = 248,289.22/x
  3. Step 3: Cross multiply
    500,823.94x = 750,734.73 × 248,289.22
  4. Step 4: Simplify right side
    500,823.94x = 186,399,340,538.61
  5. Step 5: Solve for x
    x = 186,399,340,538.61/500,823.94
  6. Step 6: Final answer
    x = 372,185.36

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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.