Home / 759,086.58-1,047,508.02-453,212.76

Finding the Fourth Proportional to 759,086.58, 1,047,508.02 and 453,212.76

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Solution

The fourth proportional to 759,086.58, 1,047,508.02 and 453,212.76 is: 625,414.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,086.58 : 1,047,508.02 = 453,212.76 : x
  2. Step 2: Convert to fraction form
    759,086.58/1,047,508.02 = 453,212.76/x
  3. Step 3: Cross multiply
    759,086.58x = 1,047,508.02 × 453,212.76
  4. Step 4: Simplify right side
    759,086.58x = 474,744,000,866.34
  5. Step 5: Solve for x
    x = 474,744,000,866.34/759,086.58
  6. Step 6: Final answer
    x = 625,414.83

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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.