Home / 689,948.79-1,034,850.38-184,560.80

Finding the Fourth Proportional to 689,948.79, 1,034,850.38 and 184,560.80

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Solution

The fourth proportional to 689,948.79, 1,034,850.38 and 184,560.80 is: 276,821.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,948.79 : 1,034,850.38 = 184,560.80 : x
  2. Step 2: Convert to fraction form
    689,948.79/1,034,850.38 = 184,560.80/x
  3. Step 3: Cross multiply
    689,948.79x = 1,034,850.38 × 184,560.80
  4. Step 4: Simplify right side
    689,948.79x = 190,992,807,916.05
  5. Step 5: Solve for x
    x = 190,992,807,916.05/689,948.79
  6. Step 6: Final answer
    x = 276,821.72

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1.5x scale

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.