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Finding the Fourth Proportional to 650,833.35, 974,567.85 and 449,051.64

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Solution

The fourth proportional to 650,833.35, 974,567.85 and 449,051.64 is: 672,416.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,833.35 : 974,567.85 = 449,051.64 : x
  2. Step 2: Convert to fraction form
    650,833.35/974,567.85 = 449,051.64/x
  3. Step 3: Cross multiply
    650,833.35x = 974,567.85 × 449,051.64
  4. Step 4: Simplify right side
    650,833.35x = 437,631,291,333.77
  5. Step 5: Solve for x
    x = 437,631,291,333.77/650,833.35
  6. Step 6: Final answer
    x = 672,416.82

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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.