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Finding the Fourth Proportional to 377,772.32, 521,327.04 and 205,692.32

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Solution

The fourth proportional to 377,772.32, 521,327.04 and 205,692.32 is: 283,856.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,772.32 : 521,327.04 = 205,692.32 : x
  2. Step 2: Convert to fraction form
    377,772.32/521,327.04 = 205,692.32/x
  3. Step 3: Cross multiply
    377,772.32x = 521,327.04 × 205,692.32
  4. Step 4: Simplify right side
    377,772.32x = 107,232,968,336.33
  5. Step 5: Solve for x
    x = 107,232,968,336.33/377,772.32
  6. Step 6: Final answer
    x = 283,856.08

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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.