Home / 934,639.21-1,401,970.05-260,679.49

Finding the Fourth Proportional to 934,639.21, 1,401,970.05 and 260,679.49

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Solution

The fourth proportional to 934,639.21, 1,401,970.05 and 260,679.49 is: 391,022.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,639.21 : 1,401,970.05 = 260,679.49 : x
  2. Step 2: Convert to fraction form
    934,639.21/1,401,970.05 = 260,679.49/x
  3. Step 3: Cross multiply
    934,639.21x = 1,401,970.05 × 260,679.49
  4. Step 4: Simplify right side
    934,639.21x = 365,464,837,629.28
  5. Step 5: Solve for x
    x = 365,464,837,629.28/934,639.21
  6. Step 6: Final answer
    x = 391,022.37

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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.