Home / 823,470.77-1,135,487.26-536,458.61

Finding the Fourth Proportional to 823,470.77, 1,135,487.26 and 536,458.61

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Solution

The fourth proportional to 823,470.77, 1,135,487.26 and 536,458.61 is: 739,725.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,470.77 : 1,135,487.26 = 536,458.61 : x
  2. Step 2: Convert to fraction form
    823,470.77/1,135,487.26 = 536,458.61/x
  3. Step 3: Cross multiply
    823,470.77x = 1,135,487.26 × 536,458.61
  4. Step 4: Simplify right side
    823,470.77x = 609,141,920,681.60
  5. Step 5: Solve for x
    x = 609,141,920,681.60/823,470.77
  6. Step 6: Final answer
    x = 739,725.00

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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.