Home / 479,580.10-719,953.35-242,800.90

Finding the Fourth Proportional to 479,580.10, 719,953.35 and 242,800.90

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Solution

The fourth proportional to 479,580.10, 719,953.35 and 242,800.90 is: 364,496.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,580.10 : 719,953.35 = 242,800.90 : x
  2. Step 2: Convert to fraction form
    479,580.10/719,953.35 = 242,800.90/x
  3. Step 3: Cross multiply
    479,580.10x = 719,953.35 × 242,800.90
  4. Step 4: Simplify right side
    479,580.10x = 174,805,321,338.02
  5. Step 5: Solve for x
    x = 174,805,321,338.02/479,580.10
  6. Step 6: Final answer
    x = 364,496.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.