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Finding the Fourth Proportional to 565,325.33, 847,883.43 and 257,504.72

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Solution

The fourth proportional to 565,325.33, 847,883.43 and 257,504.72 is: 386,209.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,325.33 : 847,883.43 = 257,504.72 : x
  2. Step 2: Convert to fraction form
    565,325.33/847,883.43 = 257,504.72/x
  3. Step 3: Cross multiply
    565,325.33x = 847,883.43 × 257,504.72
  4. Step 4: Simplify right side
    565,325.33x = 218,333,980,995.37
  5. Step 5: Solve for x
    x = 218,333,980,995.37/565,325.33
  6. Step 6: Final answer
    x = 386,209.45

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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.