Home / 475,340.96-712,531.38-297,972.30

Finding the Fourth Proportional to 475,340.96, 712,531.38 and 297,972.30

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Solution

The fourth proportional to 475,340.96, 712,531.38 and 297,972.30 is: 446,657.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,340.96 : 712,531.38 = 297,972.30 : x
  2. Step 2: Convert to fraction form
    475,340.96/712,531.38 = 297,972.30/x
  3. Step 3: Cross multiply
    475,340.96x = 712,531.38 × 297,972.30
  4. Step 4: Simplify right side
    475,340.96x = 212,314,614,120.77
  5. Step 5: Solve for x
    x = 212,314,614,120.77/475,340.96
  6. Step 6: Final answer
    x = 446,657.52

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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.