Home / 804,933.51-1,110,785.10-442,356.93

Finding the Fourth Proportional to 804,933.51, 1,110,785.10 and 442,356.93

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Solution

The fourth proportional to 804,933.51, 1,110,785.10 and 442,356.93 is: 610,439.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,933.51 : 1,110,785.10 = 442,356.93 : x
  2. Step 2: Convert to fraction form
    804,933.51/1,110,785.10 = 442,356.93/x
  3. Step 3: Cross multiply
    804,933.51x = 1,110,785.10 × 442,356.93
  4. Step 4: Simplify right side
    804,933.51x = 491,363,486,725.74
  5. Step 5: Solve for x
    x = 491,363,486,725.74/804,933.51
  6. Step 6: Final answer
    x = 610,439.84

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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.