Home / 792,453.01-1,186,579.96-417,688.69

Finding the Fourth Proportional to 792,453.01, 1,186,579.96 and 417,688.69

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Solution

The fourth proportional to 792,453.01, 1,186,579.96 and 417,688.69 is: 625,426.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,453.01 : 1,186,579.96 = 417,688.69 : x
  2. Step 2: Convert to fraction form
    792,453.01/1,186,579.96 = 417,688.69/x
  3. Step 3: Cross multiply
    792,453.01x = 1,186,579.96 × 417,688.69
  4. Step 4: Simplify right side
    792,453.01x = 495,621,029,072.65
  5. Step 5: Solve for x
    x = 495,621,029,072.65/792,453.01
  6. Step 6: Final answer
    x = 625,426.39

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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.