Home / 637,025.28-955,328.64-282,031.68

Finding the Fourth Proportional to 637,025.28, 955,328.64 and 282,031.68

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Solution

The fourth proportional to 637,025.28, 955,328.64 and 282,031.68 is: 422,954.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,025.28 : 955,328.64 = 282,031.68 : x
  2. Step 2: Convert to fraction form
    637,025.28/955,328.64 = 282,031.68/x
  3. Step 3: Cross multiply
    637,025.28x = 955,328.64 × 282,031.68
  4. Step 4: Simplify right side
    637,025.28x = 269,432,941,291.32
  5. Step 5: Solve for x
    x = 269,432,941,291.32/637,025.28
  6. Step 6: Final answer
    x = 422,954.86

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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.