Home / 806,662.08-1,113,258.74-462,530.03

Finding the Fourth Proportional to 806,662.08, 1,113,258.74 and 462,530.03

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Solution

The fourth proportional to 806,662.08, 1,113,258.74 and 462,530.03 is: 638,328.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,662.08 : 1,113,258.74 = 462,530.03 : x
  2. Step 2: Convert to fraction form
    806,662.08/1,113,258.74 = 462,530.03/x
  3. Step 3: Cross multiply
    806,662.08x = 1,113,258.74 × 462,530.03
  4. Step 4: Simplify right side
    806,662.08x = 514,915,591,181.43
  5. Step 5: Solve for x
    x = 514,915,591,181.43/806,662.08
  6. Step 6: Final answer
    x = 638,328.74

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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.