Home / 382,025.40-571,871.70-298,044.60

Finding the Fourth Proportional to 382,025.40, 571,871.70 and 298,044.60

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Solution

The fourth proportional to 382,025.40, 571,871.70 and 298,044.60 is: 446,156.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,025.40 : 571,871.70 = 298,044.60 : x
  2. Step 2: Convert to fraction form
    382,025.40/571,871.70 = 298,044.60/x
  3. Step 3: Cross multiply
    382,025.40x = 571,871.70 × 298,044.60
  4. Step 4: Simplify right side
    382,025.40x = 170,443,272,077.82
  5. Step 5: Solve for x
    x = 170,443,272,077.82/382,025.40
  6. Step 6: Final answer
    x = 446,156.91

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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.