Home / 629,054.31-942,842.34-291,381.51

Finding the Fourth Proportional to 629,054.31, 942,842.34 and 291,381.51

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Solution

The fourth proportional to 629,054.31, 942,842.34 and 291,381.51 is: 436,729.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,054.31 : 942,842.34 = 291,381.51 : x
  2. Step 2: Convert to fraction form
    629,054.31/942,842.34 = 291,381.51/x
  3. Step 3: Cross multiply
    629,054.31x = 942,842.34 × 291,381.51
  4. Step 4: Simplify right side
    629,054.31x = 274,726,824,721.13
  5. Step 5: Solve for x
    x = 274,726,824,721.13/629,054.31
  6. Step 6: Final answer
    x = 436,729.90

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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.