Home / 802,728.22-1,201,730.36-535,826.74

Finding the Fourth Proportional to 802,728.22, 1,201,730.36 and 535,826.74

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Solution

The fourth proportional to 802,728.22, 1,201,730.36 and 535,826.74 is: 802,163.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,728.22 : 1,201,730.36 = 535,826.74 : x
  2. Step 2: Convert to fraction form
    802,728.22/1,201,730.36 = 535,826.74/x
  3. Step 3: Cross multiply
    802,728.22x = 1,201,730.36 × 535,826.74
  4. Step 4: Simplify right side
    802,728.22x = 643,919,255,149.18
  5. Step 5: Solve for x
    x = 643,919,255,149.18/802,728.22
  6. Step 6: Final answer
    x = 802,163.48

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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.