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Finding the Fourth Proportional to 713,209.94, 1,069,814.91 and 292,683.86

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Solution

The fourth proportional to 713,209.94, 1,069,814.91 and 292,683.86 is: 439,025.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,209.94 : 1,069,814.91 = 292,683.86 : x
  2. Step 2: Convert to fraction form
    713,209.94/1,069,814.91 = 292,683.86/x
  3. Step 3: Cross multiply
    713,209.94x = 1,069,814.91 × 292,683.86
  4. Step 4: Simplify right side
    713,209.94x = 313,117,557,344.35
  5. Step 5: Solve for x
    x = 313,117,557,344.35/713,209.94
  6. Step 6: Final answer
    x = 439,025.79

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Similar ratio
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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.