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Finding the Fourth Proportional to 632,602.21, 872,969.33 and 360,757.60

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Solution

The fourth proportional to 632,602.21, 872,969.33 and 360,757.60 is: 497,833.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,602.21 : 872,969.33 = 360,757.60 : x
  2. Step 2: Convert to fraction form
    632,602.21/872,969.33 = 360,757.60/x
  3. Step 3: Cross multiply
    632,602.21x = 872,969.33 × 360,757.60
  4. Step 4: Simplify right side
    632,602.21x = 314,930,317,447.06
  5. Step 5: Solve for x
    x = 314,930,317,447.06/632,602.21
  6. Step 6: Final answer
    x = 497,833.10

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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.