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Finding the Fourth Proportional to 581,683.64, 872,536.50 and 182,315.60

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Solution

The fourth proportional to 581,683.64, 872,536.50 and 182,315.60 is: 273,476.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,683.64 : 872,536.50 = 182,315.60 : x
  2. Step 2: Convert to fraction form
    581,683.64/872,536.50 = 182,315.60/x
  3. Step 3: Cross multiply
    581,683.64x = 872,536.50 × 182,315.60
  4. Step 4: Simplify right side
    581,683.64x = 159,077,015,519.40
  5. Step 5: Solve for x
    x = 159,077,015,519.40/581,683.64
  6. Step 6: Final answer
    x = 273,476.86

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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.