Home / 913,166.72-1,260,676.82-550,682.40

Finding the Fourth Proportional to 913,166.72, 1,260,676.82 and 550,682.40

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Solution

The fourth proportional to 913,166.72, 1,260,676.82 and 550,682.40 is: 760,247.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,166.72 : 1,260,676.82 = 550,682.40 : x
  2. Step 2: Convert to fraction form
    913,166.72/1,260,676.82 = 550,682.40/x
  3. Step 3: Cross multiply
    913,166.72x = 1,260,676.82 × 550,682.40
  4. Step 4: Simplify right side
    913,166.72x = 694,232,536,861.97
  5. Step 5: Solve for x
    x = 694,232,536,861.97/913,166.72
  6. Step 6: Final answer
    x = 760,247.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.