Home / 806,847.62-1,210,267.74-384,844.10

Finding the Fourth Proportional to 806,847.62, 1,210,267.74 and 384,844.10

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Solution

The fourth proportional to 806,847.62, 1,210,267.74 and 384,844.10 is: 577,264.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,847.62 : 1,210,267.74 = 384,844.10 : x
  2. Step 2: Convert to fraction form
    806,847.62/1,210,267.74 = 384,844.10/x
  3. Step 3: Cross multiply
    806,847.62x = 1,210,267.74 × 384,844.10
  4. Step 4: Simplify right side
    806,847.62x = 465,764,399,159.33
  5. Step 5: Solve for x
    x = 465,764,399,159.33/806,847.62
  6. Step 6: Final answer
    x = 577,264.39

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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.