Home / 757,482.12-1,136,221.74-441,717.60

Finding the Fourth Proportional to 757,482.12, 1,136,221.74 and 441,717.60

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Solution

The fourth proportional to 757,482.12, 1,136,221.74 and 441,717.60 is: 662,575.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,482.12 : 1,136,221.74 = 441,717.60 : x
  2. Step 2: Convert to fraction form
    757,482.12/1,136,221.74 = 441,717.60/x
  3. Step 3: Cross multiply
    757,482.12x = 1,136,221.74 × 441,717.60
  4. Step 4: Simplify right side
    757,482.12x = 501,889,140,060.62
  5. Step 5: Solve for x
    x = 501,889,140,060.62/757,482.12
  6. Step 6: Final answer
    x = 662,575.56

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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.