Home / 857,732.35-1,183,662.07-475,749.31

Finding the Fourth Proportional to 857,732.35, 1,183,662.07 and 475,749.31

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Solution

The fourth proportional to 857,732.35, 1,183,662.07 and 475,749.31 is: 656,529.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,732.35 : 1,183,662.07 = 475,749.31 : x
  2. Step 2: Convert to fraction form
    857,732.35/1,183,662.07 = 475,749.31/x
  3. Step 3: Cross multiply
    857,732.35x = 1,183,662.07 × 475,749.31
  4. Step 4: Simplify right side
    857,732.35x = 563,126,413,075.67
  5. Step 5: Solve for x
    x = 563,126,413,075.67/857,732.35
  6. Step 6: Final answer
    x = 656,529.29

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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.