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Finding the Fourth Proportional to 383,875.80, 571,873.93 and 366,604.04

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Solution

The fourth proportional to 383,875.80, 571,873.93 and 366,604.04 is: 546,143.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,875.80 : 571,873.93 = 366,604.04 : x
  2. Step 2: Convert to fraction form
    383,875.80/571,873.93 = 366,604.04/x
  3. Step 3: Cross multiply
    383,875.80x = 571,873.93 × 366,604.04
  4. Step 4: Simplify right side
    383,875.80x = 209,651,293,108.68
  5. Step 5: Solve for x
    x = 209,651,293,108.68/383,875.80
  6. Step 6: Final answer
    x = 546,143.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.