Home / 559,948.08-840,091.68-200,071.80

Finding the Fourth Proportional to 559,948.08, 840,091.68 and 200,071.80

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Solution

The fourth proportional to 559,948.08, 840,091.68 and 200,071.80 is: 300,168.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,948.08 : 840,091.68 = 200,071.80 : x
  2. Step 2: Convert to fraction form
    559,948.08/840,091.68 = 200,071.80/x
  3. Step 3: Cross multiply
    559,948.08x = 840,091.68 × 200,071.80
  4. Step 4: Simplify right side
    559,948.08x = 168,078,654,582.62
  5. Step 5: Solve for x
    x = 168,078,654,582.62/559,948.08
  6. Step 6: Final answer
    x = 300,168.28

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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.