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Finding the Fourth Proportional to 598,655.16, 826,249.50 and 356,952.60

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Solution

The fourth proportional to 598,655.16, 826,249.50 and 356,952.60 is: 492,657.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,655.16 : 826,249.50 = 356,952.60 : x
  2. Step 2: Convert to fraction form
    598,655.16/826,249.50 = 356,952.60/x
  3. Step 3: Cross multiply
    598,655.16x = 826,249.50 × 356,952.60
  4. Step 4: Simplify right side
    598,655.16x = 294,931,907,273.70
  5. Step 5: Solve for x
    x = 294,931,907,273.70/598,655.16
  6. Step 6: Final answer
    x = 492,657.42

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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.