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Finding the Fourth Proportional to 822,950.25, 1,135,673.02 and 460,380.16

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Solution

The fourth proportional to 822,950.25, 1,135,673.02 and 460,380.16 is: 635,325.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,950.25 : 1,135,673.02 = 460,380.16 : x
  2. Step 2: Convert to fraction form
    822,950.25/1,135,673.02 = 460,380.16/x
  3. Step 3: Cross multiply
    822,950.25x = 1,135,673.02 × 460,380.16
  4. Step 4: Simplify right side
    822,950.25x = 522,841,326,655.28
  5. Step 5: Solve for x
    x = 522,841,326,655.28/822,950.25
  6. Step 6: Final answer
    x = 635,325.56

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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.