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Finding the Fourth Proportional to 634,871.19, 952,447.92 and 297,732.16

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Solution

The fourth proportional to 634,871.19, 952,447.92 and 297,732.16 is: 446,664.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,871.19 : 952,447.92 = 297,732.16 : x
  2. Step 2: Convert to fraction form
    634,871.19/952,447.92 = 297,732.16/x
  3. Step 3: Cross multiply
    634,871.19x = 952,447.92 × 297,732.16
  4. Step 4: Simplify right side
    634,871.19x = 283,574,373,438.98
  5. Step 5: Solve for x
    x = 283,574,373,438.98/634,871.19
  6. Step 6: Final answer
    x = 446,664.42

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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.