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Finding the Fourth Proportional to 633,623, 950,435.73 and 153,848.78

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Solution

The fourth proportional to 633,623, 950,435.73 and 153,848.78 is: 230,773.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,623 : 950,435.73 = 153,848.78 : x
  2. Step 2: Convert to fraction form
    633,623/950,435.73 = 153,848.78/x
  3. Step 3: Cross multiply
    633,623x = 950,435.73 × 153,848.78
  4. Step 4: Simplify right side
    633,623x = 146,223,376,759.67
  5. Step 5: Solve for x
    x = 146,223,376,759.67/633,623
  6. Step 6: Final answer
    x = 230,773.47

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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.