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Finding the Fourth Proportional to 534,798.42, 801,308.22 and 376,692.90

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Solution

The fourth proportional to 534,798.42, 801,308.22 and 376,692.90 is: 564,412.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,798.42 : 801,308.22 = 376,692.90 : x
  2. Step 2: Convert to fraction form
    534,798.42/801,308.22 = 376,692.90/x
  3. Step 3: Cross multiply
    534,798.42x = 801,308.22 × 376,692.90
  4. Step 4: Simplify right side
    534,798.42x = 301,847,117,185.64
  5. Step 5: Solve for x
    x = 301,847,117,185.64/534,798.42
  6. Step 6: Final answer
    x = 564,412.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.