Home / 607,426.21-837,382.08-471,219.85

Finding the Fourth Proportional to 607,426.21, 837,382.08 and 471,219.85

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Solution

The fourth proportional to 607,426.21, 837,382.08 and 471,219.85 is: 649,611.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,426.21 : 837,382.08 = 471,219.85 : x
  2. Step 2: Convert to fraction form
    607,426.21/837,382.08 = 471,219.85/x
  3. Step 3: Cross multiply
    607,426.21x = 837,382.08 × 471,219.85
  4. Step 4: Simplify right side
    607,426.21x = 394,591,058,130.29
  5. Step 5: Solve for x
    x = 394,591,058,130.29/607,426.21
  6. Step 6: Final answer
    x = 649,611.51

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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.