Home / 511,632.27-767,543.18-174,654.45

Finding the Fourth Proportional to 511,632.27, 767,543.18 and 174,654.45

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Solution

The fourth proportional to 511,632.27, 767,543.18 and 174,654.45 is: 262,014.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,632.27 : 767,543.18 = 174,654.45 : x
  2. Step 2: Convert to fraction form
    511,632.27/767,543.18 = 174,654.45/x
  3. Step 3: Cross multiply
    511,632.27x = 767,543.18 × 174,654.45
  4. Step 4: Simplify right side
    511,632.27x = 134,054,831,080.88
  5. Step 5: Solve for x
    x = 134,054,831,080.88/511,632.27
  6. Step 6: Final answer
    x = 262,014.03

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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.