Home / 628,444.60-942,654.14-155,134.06

Finding the Fourth Proportional to 628,444.60, 942,654.14 and 155,134.06

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Solution

The fourth proportional to 628,444.60, 942,654.14 and 155,134.06 is: 232,697.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,444.60 : 942,654.14 = 155,134.06 : x
  2. Step 2: Convert to fraction form
    628,444.60/942,654.14 = 155,134.06/x
  3. Step 3: Cross multiply
    628,444.60x = 942,654.14 × 155,134.06
  4. Step 4: Simplify right side
    628,444.60x = 146,237,763,914.01
  5. Step 5: Solve for x
    x = 146,237,763,914.01/628,444.60
  6. Step 6: Final answer
    x = 232,697.94

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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.