Home / 934,645.14-1,401,999.21-260,742.90

Finding the Fourth Proportional to 934,645.14, 1,401,999.21 and 260,742.90

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Solution

The fourth proportional to 934,645.14, 1,401,999.21 and 260,742.90 is: 391,123.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,645.14 : 1,401,999.21 = 260,742.90 : x
  2. Step 2: Convert to fraction form
    934,645.14/1,401,999.21 = 260,742.90/x
  3. Step 3: Cross multiply
    934,645.14x = 1,401,999.21 × 260,742.90
  4. Step 4: Simplify right side
    934,645.14x = 365,561,339,813.11
  5. Step 5: Solve for x
    x = 365,561,339,813.11/934,645.14
  6. Step 6: Final answer
    x = 391,123.14

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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.