Home / 629,052.81-942,840.09-291,380.01

Finding the Fourth Proportional to 629,052.81, 942,840.09 and 291,380.01

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Solution

The fourth proportional to 629,052.81, 942,840.09 and 291,380.01 is: 436,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,052.81 : 942,840.09 = 291,380.01 : x
  2. Step 2: Convert to fraction form
    629,052.81/942,840.09 = 291,380.01/x
  3. Step 3: Cross multiply
    629,052.81x = 942,840.09 × 291,380.01
  4. Step 4: Simplify right side
    629,052.81x = 274,724,754,852.60
  5. Step 5: Solve for x
    x = 274,724,754,852.60/629,052.81
  6. Step 6: Final answer
    x = 436,727.65

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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.