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Finding the Fourth Proportional to 503,692.84, 755,668.86 and 148,692.52

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Solution

The fourth proportional to 503,692.84, 755,668.86 and 148,692.52 is: 223,077.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,692.84 : 755,668.86 = 148,692.52 : x
  2. Step 2: Convert to fraction form
    503,692.84/755,668.86 = 148,692.52/x
  3. Step 3: Cross multiply
    503,692.84x = 755,668.86 × 148,692.52
  4. Step 4: Simplify right side
    503,692.84x = 112,362,307,078.93
  5. Step 5: Solve for x
    x = 112,362,307,078.93/503,692.84
  6. Step 6: Final answer
    x = 223,077.04

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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.