Home / 757,996.89-1,135,710.65-457,846.83

Finding the Fourth Proportional to 757,996.89, 1,135,710.65 and 457,846.83

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Solution

The fourth proportional to 757,996.89, 1,135,710.65 and 457,846.83 is: 685,994.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,996.89 : 1,135,710.65 = 457,846.83 : x
  2. Step 2: Convert to fraction form
    757,996.89/1,135,710.65 = 457,846.83/x
  3. Step 3: Cross multiply
    757,996.89x = 1,135,710.65 × 457,846.83
  4. Step 4: Simplify right side
    757,996.89x = 519,981,518,610.51
  5. Step 5: Solve for x
    x = 519,981,518,610.51/757,996.89
  6. Step 6: Final answer
    x = 685,994.26

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1.5x scale

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.