Home / 433,051.66-649,246.35-262,236.22

Finding the Fourth Proportional to 433,051.66, 649,246.35 and 262,236.22

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Solution

The fourth proportional to 433,051.66, 649,246.35 and 262,236.22 is: 393,153.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,051.66 : 649,246.35 = 262,236.22 : x
  2. Step 2: Convert to fraction form
    433,051.66/649,246.35 = 262,236.22/x
  3. Step 3: Cross multiply
    433,051.66x = 649,246.35 × 262,236.22
  4. Step 4: Simplify right side
    433,051.66x = 170,255,908,672.80
  5. Step 5: Solve for x
    x = 170,255,908,672.80/433,051.66
  6. Step 6: Final answer
    x = 393,153.81

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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.