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Finding the Fourth Proportional to 476,350.88, 657,371.93 and 258,563.87

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Solution

The fourth proportional to 476,350.88, 657,371.93 and 258,563.87 is: 356,822.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,350.88 : 657,371.93 = 258,563.87 : x
  2. Step 2: Convert to fraction form
    476,350.88/657,371.93 = 258,563.87/x
  3. Step 3: Cross multiply
    476,350.88x = 657,371.93 × 258,563.87
  4. Step 4: Simplify right side
    476,350.88x = 169,972,630,711.70
  5. Step 5: Solve for x
    x = 169,972,630,711.70/476,350.88
  6. Step 6: Final answer
    x = 356,822.33

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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.