Home / 866,499.26-1,299,778.54-297,875.50

Finding the Fourth Proportional to 866,499.26, 1,299,778.54 and 297,875.50

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Solution

The fourth proportional to 866,499.26, 1,299,778.54 and 297,875.50 is: 446,823.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,499.26 : 1,299,778.54 = 297,875.50 : x
  2. Step 2: Convert to fraction form
    866,499.26/1,299,778.54 = 297,875.50/x
  3. Step 3: Cross multiply
    866,499.26x = 1,299,778.54 × 297,875.50
  4. Step 4: Simplify right side
    866,499.26x = 387,172,182,491.77
  5. Step 5: Solve for x
    x = 387,172,182,491.77/866,499.26
  6. Step 6: Final answer
    x = 446,823.44

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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.