Home / 413,979.80-571,339.73-230,237.01

Finding the Fourth Proportional to 413,979.80, 571,339.73 and 230,237.01

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Solution

The fourth proportional to 413,979.80, 571,339.73 and 230,237.01 is: 317,753.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,979.80 : 571,339.73 = 230,237.01 : x
  2. Step 2: Convert to fraction form
    413,979.80/571,339.73 = 230,237.01/x
  3. Step 3: Cross multiply
    413,979.80x = 571,339.73 × 230,237.01
  4. Step 4: Simplify right side
    413,979.80x = 131,543,549,978.22
  5. Step 5: Solve for x
    x = 131,543,549,978.22/413,979.80
  6. Step 6: Final answer
    x = 317,753.55

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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.