Home / 773,029.70-1,159,004.55-457,324.10

Finding the Fourth Proportional to 773,029.70, 1,159,004.55 and 457,324.10

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Solution

The fourth proportional to 773,029.70, 1,159,004.55 and 457,324.10 is: 685,666.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,029.70 : 1,159,004.55 = 457,324.10 : x
  2. Step 2: Convert to fraction form
    773,029.70/1,159,004.55 = 457,324.10/x
  3. Step 3: Cross multiply
    773,029.70x = 1,159,004.55 × 457,324.10
  4. Step 4: Simplify right side
    773,029.70x = 530,040,712,724.66
  5. Step 5: Solve for x
    x = 530,040,712,724.66/773,029.70
  6. Step 6: Final answer
    x = 685,666.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.