Home / 676,744.96-1,014,010.02-409,696.06

Finding the Fourth Proportional to 676,744.96, 1,014,010.02 and 409,696.06

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Solution

The fourth proportional to 676,744.96, 1,014,010.02 and 409,696.06 is: 613,873.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,744.96 : 1,014,010.02 = 409,696.06 : x
  2. Step 2: Convert to fraction form
    676,744.96/1,014,010.02 = 409,696.06/x
  3. Step 3: Cross multiply
    676,744.96x = 1,014,010.02 × 409,696.06
  4. Step 4: Simplify right side
    676,744.96x = 415,435,909,994.52
  5. Step 5: Solve for x
    x = 415,435,909,994.52/676,744.96
  6. Step 6: Final answer
    x = 613,873.67

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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.