Home / 530,395.80-794,327.32-305,283.04

Finding the Fourth Proportional to 530,395.80, 794,327.32 and 305,283.04

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Solution

The fourth proportional to 530,395.80, 794,327.32 and 305,283.04 is: 457,195.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,395.80 : 794,327.32 = 305,283.04 : x
  2. Step 2: Convert to fraction form
    530,395.80/794,327.32 = 305,283.04/x
  3. Step 3: Cross multiply
    530,395.80x = 794,327.32 × 305,283.04
  4. Step 4: Simplify right side
    530,395.80x = 242,494,659,004.65
  5. Step 5: Solve for x
    x = 242,494,659,004.65/530,395.80
  6. Step 6: Final answer
    x = 457,195.66

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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.