Home / 808,782.33-1,116,111.91-446,209.11

Finding the Fourth Proportional to 808,782.33, 1,116,111.91 and 446,209.11

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Solution

The fourth proportional to 808,782.33, 1,116,111.91 and 446,209.11 is: 615,764.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,782.33 : 1,116,111.91 = 446,209.11 : x
  2. Step 2: Convert to fraction form
    808,782.33/1,116,111.91 = 446,209.11/x
  3. Step 3: Cross multiply
    808,782.33x = 1,116,111.91 × 446,209.11
  4. Step 4: Simplify right side
    808,782.33x = 498,019,302,021.50
  5. Step 5: Solve for x
    x = 498,019,302,021.50/808,782.33
  6. Step 6: Final answer
    x = 615,764.32

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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.