Home / 749,692.80-1,124,597.52-217,221.48

Finding the Fourth Proportional to 749,692.80, 1,124,597.52 and 217,221.48

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Solution

The fourth proportional to 749,692.80, 1,124,597.52 and 217,221.48 is: 325,849.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,692.80 : 1,124,597.52 = 217,221.48 : x
  2. Step 2: Convert to fraction form
    749,692.80/1,124,597.52 = 217,221.48/x
  3. Step 3: Cross multiply
    749,692.80x = 1,124,597.52 × 217,221.48
  4. Step 4: Simplify right side
    749,692.80x = 244,286,737,698.73
  5. Step 5: Solve for x
    x = 244,286,737,698.73/749,692.80
  6. Step 6: Final answer
    x = 325,849.12

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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.