Home / 671,281.22-1,006,924.54-271,929.62

Finding the Fourth Proportional to 671,281.22, 1,006,924.54 and 271,929.62

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Solution

The fourth proportional to 671,281.22, 1,006,924.54 and 271,929.62 is: 407,895.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,281.22 : 1,006,924.54 = 271,929.62 : x
  2. Step 2: Convert to fraction form
    671,281.22/1,006,924.54 = 271,929.62/x
  3. Step 3: Cross multiply
    671,281.22x = 1,006,924.54 × 271,929.62
  4. Step 4: Simplify right side
    671,281.22x = 273,812,607,530.88
  5. Step 5: Solve for x
    x = 273,812,607,530.88/671,281.22
  6. Step 6: Final answer
    x = 407,895.53

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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.