Home / 959,172.20-1,437,766.86-359,710.64

Finding the Fourth Proportional to 959,172.20, 1,437,766.86 and 359,710.64

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Solution

The fourth proportional to 959,172.20, 1,437,766.86 and 359,710.64 is: 539,194.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,172.20 : 1,437,766.86 = 359,710.64 : x
  2. Step 2: Convert to fraction form
    959,172.20/1,437,766.86 = 359,710.64/x
  3. Step 3: Cross multiply
    959,172.20x = 1,437,766.86 × 359,710.64
  4. Step 4: Simplify right side
    959,172.20x = 517,180,037,381.39
  5. Step 5: Solve for x
    x = 517,180,037,381.39/959,172.20
  6. Step 6: Final answer
    x = 539,194.15

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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.