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Finding the Fourth Proportional to 632,230.49, 872,478.93 and 356,591.94

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Solution

The fourth proportional to 632,230.49, 872,478.93 and 356,591.94 is: 492,097.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,230.49 : 872,478.93 = 356,591.94 : x
  2. Step 2: Convert to fraction form
    632,230.49/872,478.93 = 356,591.94/x
  3. Step 3: Cross multiply
    632,230.49x = 872,478.93 × 356,591.94
  4. Step 4: Simplify right side
    632,230.49x = 311,118,954,257.82
  5. Step 5: Solve for x
    x = 311,118,954,257.82/632,230.49
  6. Step 6: Final answer
    x = 492,097.36

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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.