Home / 558,576.41-837,208.49-258,422.94

Finding the Fourth Proportional to 558,576.41, 837,208.49 and 258,422.94

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Solution

The fourth proportional to 558,576.41, 837,208.49 and 258,422.94 is: 387,330.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,576.41 : 837,208.49 = 258,422.94 : x
  2. Step 2: Convert to fraction form
    558,576.41/837,208.49 = 258,422.94/x
  3. Step 3: Cross multiply
    558,576.41x = 837,208.49 × 258,422.94
  4. Step 4: Simplify right side
    558,576.41x = 216,353,878,086.65
  5. Step 5: Solve for x
    x = 216,353,878,086.65/558,576.41
  6. Step 6: Final answer
    x = 387,330.86

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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.