Home / 622,389.90-931,434.45-373,250.70

Finding the Fourth Proportional to 622,389.90, 931,434.45 and 373,250.70

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Solution

The fourth proportional to 622,389.90, 931,434.45 and 373,250.70 is: 558,586.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,389.90 : 931,434.45 = 373,250.70 : x
  2. Step 2: Convert to fraction form
    622,389.90/931,434.45 = 373,250.70/x
  3. Step 3: Cross multiply
    622,389.90x = 931,434.45 × 373,250.70
  4. Step 4: Simplify right side
    622,389.90x = 347,658,560,466.62
  5. Step 5: Solve for x
    x = 347,658,560,466.62/622,389.90
  6. Step 6: Final answer
    x = 558,586.44

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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.