Home / 447,619.65-671,436.45-249,201.13

Finding the Fourth Proportional to 447,619.65, 671,436.45 and 249,201.13

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Solution

The fourth proportional to 447,619.65, 671,436.45 and 249,201.13 is: 373,805.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,619.65 : 671,436.45 = 249,201.13 : x
  2. Step 2: Convert to fraction form
    447,619.65/671,436.45 = 249,201.13/x
  3. Step 3: Cross multiply
    447,619.65x = 671,436.45 × 249,201.13
  4. Step 4: Simplify right side
    447,619.65x = 167,322,722,063.19
  5. Step 5: Solve for x
    x = 167,322,722,063.19/447,619.65
  6. Step 6: Final answer
    x = 373,805.58

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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.