Home / 934,645.64-1,401,999.96-260,743.40

Finding the Fourth Proportional to 934,645.64, 1,401,999.96 and 260,743.40

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Solution

The fourth proportional to 934,645.64, 1,401,999.96 and 260,743.40 is: 391,123.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,645.64 : 1,401,999.96 = 260,743.40 : x
  2. Step 2: Convert to fraction form
    934,645.64/1,401,999.96 = 260,743.40/x
  3. Step 3: Cross multiply
    934,645.64x = 1,401,999.96 × 260,743.40
  4. Step 4: Simplify right side
    934,645.64x = 365,562,236,370.26
  5. Step 5: Solve for x
    x = 365,562,236,370.26/934,645.64
  6. Step 6: Final answer
    x = 391,123.89

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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.