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Finding the Fourth Proportional to 424,273.48, 585,495.34 and 249,944.88

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Solution

The fourth proportional to 424,273.48, 585,495.34 and 249,944.88 is: 344,922.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,273.48 : 585,495.34 = 249,944.88 : x
  2. Step 2: Convert to fraction form
    424,273.48/585,495.34 = 249,944.88/x
  3. Step 3: Cross multiply
    424,273.48x = 585,495.34 × 249,944.88
  4. Step 4: Simplify right side
    424,273.48x = 146,341,562,496.86
  5. Step 5: Solve for x
    x = 146,341,562,496.86/424,273.48
  6. Step 6: Final answer
    x = 344,922.72

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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.