Home / 632,320.32-872,549.04-356,662.94

Finding the Fourth Proportional to 632,320.32, 872,549.04 and 356,662.94

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Solution

The fourth proportional to 632,320.32, 872,549.04 and 356,662.94 is: 492,164.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,320.32 : 872,549.04 = 356,662.94 : x
  2. Step 2: Convert to fraction form
    632,320.32/872,549.04 = 356,662.94/x
  3. Step 3: Cross multiply
    632,320.32x = 872,549.04 × 356,662.94
  4. Step 4: Simplify right side
    632,320.32x = 311,205,905,900.58
  5. Step 5: Solve for x
    x = 311,205,905,900.58/632,320.32
  6. Step 6: Final answer
    x = 492,164.96

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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.