Home / 759,217.34-1,047,732.36-453,320.46

Finding the Fourth Proportional to 759,217.34, 1,047,732.36 and 453,320.46

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Solution

The fourth proportional to 759,217.34, 1,047,732.36 and 453,320.46 is: 625,589.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,217.34 : 1,047,732.36 = 453,320.46 : x
  2. Step 2: Convert to fraction form
    759,217.34/1,047,732.36 = 453,320.46/x
  3. Step 3: Cross multiply
    759,217.34x = 1,047,732.36 × 453,320.46
  4. Step 4: Simplify right side
    759,217.34x = 474,958,515,392.09
  5. Step 5: Solve for x
    x = 474,958,515,392.09/759,217.34
  6. Step 6: Final answer
    x = 625,589.66

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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.