Home / 731,740.80-1,097,611.22-482,364.48

Finding the Fourth Proportional to 731,740.80, 1,097,611.22 and 482,364.48

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Solution

The fourth proportional to 731,740.80, 1,097,611.22 and 482,364.48 is: 723,546.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,740.80 : 1,097,611.22 = 482,364.48 : x
  2. Step 2: Convert to fraction form
    731,740.80/1,097,611.22 = 482,364.48/x
  3. Step 3: Cross multiply
    731,740.80x = 1,097,611.22 × 482,364.48
  4. Step 4: Simplify right side
    731,740.80x = 529,448,670,699.42
  5. Step 5: Solve for x
    x = 529,448,670,699.42/731,740.80
  6. Step 6: Final answer
    x = 723,546.74

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1.5x scale

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.