Home / 749,270.16-1,034,025.12-422,692.56

Finding the Fourth Proportional to 749,270.16, 1,034,025.12 and 422,692.56

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Solution

The fourth proportional to 749,270.16, 1,034,025.12 and 422,692.56 is: 583,333.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,270.16 : 1,034,025.12 = 422,692.56 : x
  2. Step 2: Convert to fraction form
    749,270.16/1,034,025.12 = 422,692.56/x
  3. Step 3: Cross multiply
    749,270.16x = 1,034,025.12 × 422,692.56
  4. Step 4: Simplify right side
    749,270.16x = 437,074,725,077.11
  5. Step 5: Solve for x
    x = 437,074,725,077.11/749,270.16
  6. Step 6: Final answer
    x = 583,333.95

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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.