Home / 923,902.52-1,385,892.78-292,802.36

Finding the Fourth Proportional to 923,902.52, 1,385,892.78 and 292,802.36

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Solution

The fourth proportional to 923,902.52, 1,385,892.78 and 292,802.36 is: 439,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,902.52 : 1,385,892.78 = 292,802.36 : x
  2. Step 2: Convert to fraction form
    923,902.52/1,385,892.78 = 292,802.36/x
  3. Step 3: Cross multiply
    923,902.52x = 1,385,892.78 × 292,802.36
  4. Step 4: Simplify right side
    923,902.52x = 405,792,676,690.96
  5. Step 5: Solve for x
    x = 405,792,676,690.96/923,902.52
  6. Step 6: Final answer
    x = 439,215.90

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1.5x scale

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.