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Finding the Fourth Proportional to 632,503.06, 872,892.93 and 364,317.46

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Solution

The fourth proportional to 632,503.06, 872,892.93 and 364,317.46 is: 502,780.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,503.06 : 872,892.93 = 364,317.46 : x
  2. Step 2: Convert to fraction form
    632,503.06/872,892.93 = 364,317.46/x
  3. Step 3: Cross multiply
    632,503.06x = 872,892.93 × 364,317.46
  4. Step 4: Simplify right side
    632,503.06x = 318,010,135,109.56
  5. Step 5: Solve for x
    x = 318,010,135,109.56/632,503.06
  6. Step 6: Final answer
    x = 502,780.39

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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.