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Finding the Fourth Proportional to 511,030.35, 766,657.73 and 151,173.03

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Solution

The fourth proportional to 511,030.35, 766,657.73 and 151,173.03 is: 226,792.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,030.35 : 766,657.73 = 151,173.03 : x
  2. Step 2: Convert to fraction form
    511,030.35/766,657.73 = 151,173.03/x
  3. Step 3: Cross multiply
    511,030.35x = 766,657.73 × 151,173.03
  4. Step 4: Simplify right side
    511,030.35x = 115,897,971,261.16
  5. Step 5: Solve for x
    x = 115,897,971,261.16/511,030.35
  6. Step 6: Final answer
    x = 226,792.74

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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.