Home / 419,634.60-579,098.34-249,875.88

Finding the Fourth Proportional to 419,634.60, 579,098.34 and 249,875.88

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Solution

The fourth proportional to 419,634.60, 579,098.34 and 249,875.88 is: 344,830.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,634.60 : 579,098.34 = 249,875.88 : x
  2. Step 2: Convert to fraction form
    419,634.60/579,098.34 = 249,875.88/x
  3. Step 3: Cross multiply
    419,634.60x = 579,098.34 × 249,875.88
  4. Step 4: Simplify right side
    419,634.60x = 144,702,707,314.04
  5. Step 5: Solve for x
    x = 144,702,707,314.04/419,634.60
  6. Step 6: Final answer
    x = 344,830.26

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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.