Home / 383,715.24-575,972.07-282,627.45

Finding the Fourth Proportional to 383,715.24, 575,972.07 and 282,627.45

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Solution

The fourth proportional to 383,715.24, 575,972.07 and 282,627.45 is: 424,235.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,715.24 : 575,972.07 = 282,627.45 : x
  2. Step 2: Convert to fraction form
    383,715.24/575,972.07 = 282,627.45/x
  3. Step 3: Cross multiply
    383,715.24x = 575,972.07 × 282,627.45
  4. Step 4: Simplify right side
    383,715.24x = 162,785,517,415.32
  5. Step 5: Solve for x
    x = 162,785,517,415.32/383,715.24
  6. Step 6: Final answer
    x = 424,235.22

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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.