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Finding the Fourth Proportional to 650,603.37, 897,725.52 and 408,714.65

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Solution

The fourth proportional to 650,603.37, 897,725.52 and 408,714.65 is: 563,958.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,603.37 : 897,725.52 = 408,714.65 : x
  2. Step 2: Convert to fraction form
    650,603.37/897,725.52 = 408,714.65/x
  3. Step 3: Cross multiply
    650,603.37x = 897,725.52 × 408,714.65
  4. Step 4: Simplify right side
    650,603.37x = 366,913,567,214.24
  5. Step 5: Solve for x
    x = 366,913,567,214.24/650,603.37
  6. Step 6: Final answer
    x = 563,958.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.