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Finding the Fourth Proportional to 604,906.54, 907,359.80 and 249,929.75

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Solution

The fourth proportional to 604,906.54, 907,359.80 and 249,929.75 is: 374,894.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,906.54 : 907,359.80 = 249,929.75 : x
  2. Step 2: Convert to fraction form
    604,906.54/907,359.80 = 249,929.75/x
  3. Step 3: Cross multiply
    604,906.54x = 907,359.80 × 249,929.75
  4. Step 4: Simplify right side
    604,906.54x = 226,776,208,992.80
  5. Step 5: Solve for x
    x = 226,776,208,992.80/604,906.54
  6. Step 6: Final answer
    x = 374,894.62

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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.