Home / 558,907.93-835,786.69-415,085.35

Finding the Fourth Proportional to 558,907.93, 835,786.69 and 415,085.35

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Solution

The fourth proportional to 558,907.93, 835,786.69 and 415,085.35 is: 620,715.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,907.93 : 835,786.69 = 415,085.35 : x
  2. Step 2: Convert to fraction form
    558,907.93/835,786.69 = 415,085.35/x
  3. Step 3: Cross multiply
    558,907.93x = 835,786.69 × 415,085.35
  4. Step 4: Simplify right side
    558,907.93x = 346,922,810,743.99
  5. Step 5: Solve for x
    x = 346,922,810,743.99/558,907.93
  6. Step 6: Final answer
    x = 620,715.49

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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.