Home / 808,765.32-1,116,088.97-446,192.31

Finding the Fourth Proportional to 808,765.32, 1,116,088.97 and 446,192.31

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Solution

The fourth proportional to 808,765.32, 1,116,088.97 and 446,192.31 is: 615,741.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,765.32 : 1,116,088.97 = 446,192.31 : x
  2. Step 2: Convert to fraction form
    808,765.32/1,116,088.97 = 446,192.31/x
  3. Step 3: Cross multiply
    808,765.32x = 1,116,088.97 × 446,192.31
  4. Step 4: Simplify right side
    808,765.32x = 497,990,313,458.86
  5. Step 5: Solve for x
    x = 497,990,313,458.86/808,765.32
  6. Step 6: Final answer
    x = 615,741.43

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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.