Home / 558,521.42-837,782.14-258,962.56

Finding the Fourth Proportional to 558,521.42, 837,782.14 and 258,962.56

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Solution

The fourth proportional to 558,521.42, 837,782.14 and 258,962.56 is: 388,443.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,521.42 : 837,782.14 = 258,962.56 : x
  2. Step 2: Convert to fraction form
    558,521.42/837,782.14 = 258,962.56/x
  3. Step 3: Cross multiply
    558,521.42x = 837,782.14 × 258,962.56
  4. Step 4: Simplify right side
    558,521.42x = 216,954,207,696.68
  5. Step 5: Solve for x
    x = 216,954,207,696.68/558,521.42
  6. Step 6: Final answer
    x = 388,443.84

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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.