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Finding the Fourth Proportional to 604,992.76, 907,638.62 and 250,108.28

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Solution

The fourth proportional to 604,992.76, 907,638.62 and 250,108.28 is: 375,224.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,992.76 : 907,638.62 = 250,108.28 : x
  2. Step 2: Convert to fraction form
    604,992.76/907,638.62 = 250,108.28/x
  3. Step 3: Cross multiply
    604,992.76x = 907,638.62 × 250,108.28
  4. Step 4: Simplify right side
    604,992.76x = 227,007,934,109.77
  5. Step 5: Solve for x
    x = 227,007,934,109.77/604,992.76
  6. Step 6: Final answer
    x = 375,224.22

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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.