Home / 753,246.56-1,039,470.54-413,692.94

Finding the Fourth Proportional to 753,246.56, 1,039,470.54 and 413,692.94

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Solution

The fourth proportional to 753,246.56, 1,039,470.54 and 413,692.94 is: 570,890.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,246.56 : 1,039,470.54 = 413,692.94 : x
  2. Step 2: Convert to fraction form
    753,246.56/1,039,470.54 = 413,692.94/x
  3. Step 3: Cross multiply
    753,246.56x = 1,039,470.54 × 413,692.94
  4. Step 4: Simplify right side
    753,246.56x = 430,021,623,735.99
  5. Step 5: Solve for x
    x = 430,021,623,735.99/753,246.56
  6. Step 6: Final answer
    x = 570,890.92

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1.5x scale

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.