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Finding the Fourth Proportional to 567,639.52, 850,668.48 and 286,828.96

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Solution

The fourth proportional to 567,639.52, 850,668.48 and 286,828.96 is: 429,843.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,639.52 : 850,668.48 = 286,828.96 : x
  2. Step 2: Convert to fraction form
    567,639.52/850,668.48 = 286,828.96/x
  3. Step 3: Cross multiply
    567,639.52x = 850,668.48 × 286,828.96
  4. Step 4: Simplify right side
    567,639.52x = 243,996,355,423.18
  5. Step 5: Solve for x
    x = 243,996,355,423.18/567,639.52
  6. Step 6: Final answer
    x = 429,843.85

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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.