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Finding the Fourth Proportional to 502,683.28, 693,697.32 and 273,235.60

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Solution

The fourth proportional to 502,683.28, 693,697.32 and 273,235.60 is: 377,062.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,683.28 : 693,697.32 = 273,235.60 : x
  2. Step 2: Convert to fraction form
    502,683.28/693,697.32 = 273,235.60/x
  3. Step 3: Cross multiply
    502,683.28x = 693,697.32 × 273,235.60
  4. Step 4: Simplify right side
    502,683.28x = 189,542,803,448.59
  5. Step 5: Solve for x
    x = 189,542,803,448.59/502,683.28
  6. Step 6: Final answer
    x = 377,062.08

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1.5x scale

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.