Home / 816,008.58-1,126,076.90-453,425.84

Finding the Fourth Proportional to 816,008.58, 1,126,076.90 and 453,425.84

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Solution

The fourth proportional to 816,008.58, 1,126,076.90 and 453,425.84 is: 625,719.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,008.58 : 1,126,076.90 = 453,425.84 : x
  2. Step 2: Convert to fraction form
    816,008.58/1,126,076.90 = 453,425.84/x
  3. Step 3: Cross multiply
    816,008.58x = 1,126,076.90 × 453,425.84
  4. Step 4: Simplify right side
    816,008.58x = 510,592,364,287.10
  5. Step 5: Solve for x
    x = 510,592,364,287.10/816,008.58
  6. Step 6: Final answer
    x = 625,719.36

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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.