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Finding the Fourth Proportional to 567,641.52, 850,671.48 and 286,830.96

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Solution

The fourth proportional to 567,641.52, 850,671.48 and 286,830.96 is: 429,846.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,641.52 : 850,671.48 = 286,830.96 : x
  2. Step 2: Convert to fraction form
    567,641.52/850,671.48 = 286,830.96/x
  3. Step 3: Cross multiply
    567,641.52x = 850,671.48 × 286,830.96
  4. Step 4: Simplify right side
    567,641.52x = 243,998,917,253.02
  5. Step 5: Solve for x
    x = 243,998,917,253.02/567,641.52
  6. Step 6: Final answer
    x = 429,846.85

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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.