Home / 808,750.09-1,116,078.88-446,173.82

Finding the Fourth Proportional to 808,750.09, 1,116,078.88 and 446,173.82

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Solution

The fourth proportional to 808,750.09, 1,116,078.88 and 446,173.82 is: 615,721.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,750.09 : 1,116,078.88 = 446,173.82 : x
  2. Step 2: Convert to fraction form
    808,750.09/1,116,078.88 = 446,173.82/x
  3. Step 3: Cross multiply
    808,750.09x = 1,116,078.88 × 446,173.82
  4. Step 4: Simplify right side
    808,750.09x = 497,965,174,382.10
  5. Step 5: Solve for x
    x = 497,965,174,382.10/808,750.09
  6. Step 6: Final answer
    x = 615,721.94

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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.