Home / 828,336.77-1,242,366.74-229,358.47

Finding the Fourth Proportional to 828,336.77, 1,242,366.74 and 229,358.47

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Solution

The fourth proportional to 828,336.77, 1,242,366.74 and 229,358.47 is: 343,999.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,336.77 : 1,242,366.74 = 229,358.47 : x
  2. Step 2: Convert to fraction form
    828,336.77/1,242,366.74 = 229,358.47/x
  3. Step 3: Cross multiply
    828,336.77x = 1,242,366.74 × 229,358.47
  4. Step 4: Simplify right side
    828,336.77x = 284,947,334,665.29
  5. Step 5: Solve for x
    x = 284,947,334,665.29/828,336.77
  6. Step 6: Final answer
    x = 343,999.38

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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.