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Finding the Fourth Proportional to 536,727.88, 740,692.08 and 295,032.80

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Solution

The fourth proportional to 536,727.88, 740,692.08 and 295,032.80 is: 407,149.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,727.88 : 740,692.08 = 295,032.80 : x
  2. Step 2: Convert to fraction form
    536,727.88/740,692.08 = 295,032.80/x
  3. Step 3: Cross multiply
    536,727.88x = 740,692.08 × 295,032.80
  4. Step 4: Simplify right side
    536,727.88x = 218,528,458,300.22
  5. Step 5: Solve for x
    x = 218,528,458,300.22/536,727.88
  6. Step 6: Final answer
    x = 407,149.44

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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.