Home / 798,359.05-1,197,555.54-286,057.55

Finding the Fourth Proportional to 798,359.05, 1,197,555.54 and 286,057.55

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Solution

The fourth proportional to 798,359.05, 1,197,555.54 and 286,057.55 is: 429,092.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,359.05 : 1,197,555.54 = 286,057.55 : x
  2. Step 2: Convert to fraction form
    798,359.05/1,197,555.54 = 286,057.55/x
  3. Step 3: Cross multiply
    798,359.05x = 1,197,555.54 × 286,057.55
  4. Step 4: Simplify right side
    798,359.05x = 342,569,803,761.33
  5. Step 5: Solve for x
    x = 342,569,803,761.33/798,359.05
  6. Step 6: Final answer
    x = 429,092.40

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Double scale
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Similar ratio
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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.