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Finding the Fourth Proportional to 570,076.04, 787,169.98 and 366,228.20

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Solution

The fourth proportional to 570,076.04, 787,169.98 and 366,228.20 is: 505,693.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,076.04 : 787,169.98 = 366,228.20 : x
  2. Step 2: Convert to fraction form
    570,076.04/787,169.98 = 366,228.20/x
  3. Step 3: Cross multiply
    570,076.04x = 787,169.98 × 366,228.20
  4. Step 4: Simplify right side
    570,076.04x = 288,283,844,869.44
  5. Step 5: Solve for x
    x = 288,283,844,869.44/570,076.04
  6. Step 6: Final answer
    x = 505,693.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.