Home / 414,400.18-571,866.28-230,637.50

Finding the Fourth Proportional to 414,400.18, 571,866.28 and 230,637.50

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Solution

The fourth proportional to 414,400.18, 571,866.28 and 230,637.50 is: 318,276.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,400.18 : 571,866.28 = 230,637.50 : x
  2. Step 2: Convert to fraction form
    414,400.18/571,866.28 = 230,637.50/x
  3. Step 3: Cross multiply
    414,400.18x = 571,866.28 × 230,637.50
  4. Step 4: Simplify right side
    414,400.18x = 131,893,809,153.50
  5. Step 5: Solve for x
    x = 131,893,809,153.50/414,400.18
  6. Step 6: Final answer
    x = 318,276.43

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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.