Home / 794,146.60-1,189,664.70-477,663.40

Finding the Fourth Proportional to 794,146.60, 1,189,664.70 and 477,663.40

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Solution

The fourth proportional to 794,146.60, 1,189,664.70 and 477,663.40 is: 715,559.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,146.60 : 1,189,664.70 = 477,663.40 : x
  2. Step 2: Convert to fraction form
    794,146.60/1,189,664.70 = 477,663.40/x
  3. Step 3: Cross multiply
    794,146.60x = 1,189,664.70 × 477,663.40
  4. Step 4: Simplify right side
    794,146.60x = 568,259,285,461.98
  5. Step 5: Solve for x
    x = 568,259,285,461.98/794,146.60
  6. Step 6: Final answer
    x = 715,559.68

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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.