Home / 798,363.20-1,197,561.81-286,061.80

Finding the Fourth Proportional to 798,363.20, 1,197,561.81 and 286,061.80

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Solution

The fourth proportional to 798,363.20, 1,197,561.81 and 286,061.80 is: 429,098.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,363.20 : 1,197,561.81 = 286,061.80 : x
  2. Step 2: Convert to fraction form
    798,363.20/1,197,561.81 = 286,061.80/x
  3. Step 3: Cross multiply
    798,363.20x = 1,197,561.81 × 286,061.80
  4. Step 4: Simplify right side
    798,363.20x = 342,576,686,979.86
  5. Step 5: Solve for x
    x = 342,576,686,979.86/798,363.20
  6. Step 6: Final answer
    x = 429,098.79

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Double scale
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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.