Home / 735,220.26-1,102,826.34-286,253.46

Finding the Fourth Proportional to 735,220.26, 1,102,826.34 and 286,253.46

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Solution

The fourth proportional to 735,220.26, 1,102,826.34 and 286,253.46 is: 429,378.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,220.26 : 1,102,826.34 = 286,253.46 : x
  2. Step 2: Convert to fraction form
    735,220.26/1,102,826.34 = 286,253.46/x
  3. Step 3: Cross multiply
    735,220.26x = 1,102,826.34 × 286,253.46
  4. Step 4: Simplify right side
    735,220.26x = 315,687,855,604.14
  5. Step 5: Solve for x
    x = 315,687,855,604.14/735,220.26
  6. Step 6: Final answer
    x = 429,378.61

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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.