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Finding the Fourth Proportional to 500,822.19, 750,732.11 and 248,287.47

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Solution

The fourth proportional to 500,822.19, 750,732.11 and 248,287.47 is: 372,182.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,822.19 : 750,732.11 = 248,287.47 : x
  2. Step 2: Convert to fraction form
    500,822.19/750,732.11 = 248,287.47/x
  3. Step 3: Cross multiply
    500,822.19x = 750,732.11 × 248,287.47
  4. Step 4: Simplify right side
    500,822.19x = 186,397,374,998.22
  5. Step 5: Solve for x
    x = 186,397,374,998.22/500,822.19
  6. Step 6: Final answer
    x = 372,182.74

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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.