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Finding the Fourth Proportional to 565,377.32, 780,239.49 and 332,762.10

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Solution

The fourth proportional to 565,377.32, 780,239.49 and 332,762.10 is: 459,222.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,377.32 : 780,239.49 = 332,762.10 : x
  2. Step 2: Convert to fraction form
    565,377.32/780,239.49 = 332,762.10/x
  3. Step 3: Cross multiply
    565,377.32x = 780,239.49 × 332,762.10
  4. Step 4: Simplify right side
    565,377.32x = 259,634,131,321.77
  5. Step 5: Solve for x
    x = 259,634,131,321.77/565,377.32
  6. Step 6: Final answer
    x = 459,222.75

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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.