Home / 808,781.34-1,116,110.56-446,208.13

Finding the Fourth Proportional to 808,781.34, 1,116,110.56 and 446,208.13

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Solution

The fourth proportional to 808,781.34, 1,116,110.56 and 446,208.13 is: 615,762.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,781.34 : 1,116,110.56 = 446,208.13 : x
  2. Step 2: Convert to fraction form
    808,781.34/1,116,110.56 = 446,208.13/x
  3. Step 3: Cross multiply
    808,781.34x = 1,116,110.56 × 446,208.13
  4. Step 4: Simplify right side
    808,781.34x = 498,017,605,850.85
  5. Step 5: Solve for x
    x = 498,017,605,850.85/808,781.34
  6. Step 6: Final answer
    x = 615,762.98

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1.5x scale

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.