Home / 757,493.40-1,045,362.60-417,983.52

Finding the Fourth Proportional to 757,493.40, 1,045,362.60 and 417,983.52

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Solution

The fourth proportional to 757,493.40, 1,045,362.60 and 417,983.52 is: 576,829.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,493.40 : 1,045,362.60 = 417,983.52 : x
  2. Step 2: Convert to fraction form
    757,493.40/1,045,362.60 = 417,983.52/x
  3. Step 3: Cross multiply
    757,493.40x = 1,045,362.60 × 417,983.52
  4. Step 4: Simplify right side
    757,493.40x = 436,944,339,224.35
  5. Step 5: Solve for x
    x = 436,944,339,224.35/757,493.40
  6. Step 6: Final answer
    x = 576,829.24

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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.