Home / 810,150.50-1,118,007.70-452,454.50

Finding the Fourth Proportional to 810,150.50, 1,118,007.70 and 452,454.50

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Solution

The fourth proportional to 810,150.50, 1,118,007.70 and 452,454.50 is: 624,387.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,150.50 : 1,118,007.70 = 452,454.50 : x
  2. Step 2: Convert to fraction form
    810,150.50/1,118,007.70 = 452,454.50/x
  3. Step 3: Cross multiply
    810,150.50x = 1,118,007.70 × 452,454.50
  4. Step 4: Simplify right side
    810,150.50x = 505,847,614,899.65
  5. Step 5: Solve for x
    x = 505,847,614,899.65/810,150.50
  6. Step 6: Final answer
    x = 624,387.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.