Home / 743,692.19-1,025,945.19-539,294.76

Finding the Fourth Proportional to 743,692.19, 1,025,945.19 and 539,294.76

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Solution

The fourth proportional to 743,692.19, 1,025,945.19 and 539,294.76 is: 743,972.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,692.19 : 1,025,945.19 = 539,294.76 : x
  2. Step 2: Convert to fraction form
    743,692.19/1,025,945.19 = 539,294.76/x
  3. Step 3: Cross multiply
    743,692.19x = 1,025,945.19 × 539,294.76
  4. Step 4: Simplify right side
    743,692.19x = 553,286,865,014.20
  5. Step 5: Solve for x
    x = 553,286,865,014.20/743,692.19
  6. Step 6: Final answer
    x = 743,972.94

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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.