Home / 809,950.50-1,117,731.70-452,254.50

Finding the Fourth Proportional to 809,950.50, 1,117,731.70 and 452,254.50

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Solution

The fourth proportional to 809,950.50, 1,117,731.70 and 452,254.50 is: 624,111.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,950.50 : 1,117,731.70 = 452,254.50 : x
  2. Step 2: Convert to fraction form
    809,950.50/1,117,731.70 = 452,254.50/x
  3. Step 3: Cross multiply
    809,950.50x = 1,117,731.70 × 452,254.50
  4. Step 4: Simplify right side
    809,950.50x = 505,499,191,117.65
  5. Step 5: Solve for x
    x = 505,499,191,117.65/809,950.50
  6. Step 6: Final answer
    x = 624,111.22

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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.