Home / 676,899.45-1,015,350.53-171,460.53

Finding the Fourth Proportional to 676,899.45, 1,015,350.53 and 171,460.53

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Solution

The fourth proportional to 676,899.45, 1,015,350.53 and 171,460.53 is: 257,191.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,899.45 : 1,015,350.53 = 171,460.53 : x
  2. Step 2: Convert to fraction form
    676,899.45/1,015,350.53 = 171,460.53/x
  3. Step 3: Cross multiply
    676,899.45x = 1,015,350.53 × 171,460.53
  4. Step 4: Simplify right side
    676,899.45x = 174,092,539,152.28
  5. Step 5: Solve for x
    x = 174,092,539,152.28/676,899.45
  6. Step 6: Final answer
    x = 257,191.14

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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.