Home / 524,746.43-787,175.84-145,668.75

Finding the Fourth Proportional to 524,746.43, 787,175.84 and 145,668.75

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Solution

The fourth proportional to 524,746.43, 787,175.84 and 145,668.75 is: 218,518.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,746.43 : 787,175.84 = 145,668.75 : x
  2. Step 2: Convert to fraction form
    524,746.43/787,175.84 = 145,668.75/x
  3. Step 3: Cross multiply
    524,746.43x = 787,175.84 × 145,668.75
  4. Step 4: Simplify right side
    524,746.43x = 114,666,915,978.78
  5. Step 5: Solve for x
    x = 114,666,915,978.78/524,746.43
  6. Step 6: Final answer
    x = 218,518.72

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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.