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Finding the Fourth Proportional to 493,384.77, 680,873.85 and 267,030.27

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Solution

The fourth proportional to 493,384.77, 680,873.85 and 267,030.27 is: 368,503.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,384.77 : 680,873.85 = 267,030.27 : x
  2. Step 2: Convert to fraction form
    493,384.77/680,873.85 = 267,030.27/x
  3. Step 3: Cross multiply
    493,384.77x = 680,873.85 × 267,030.27
  4. Step 4: Simplify right side
    493,384.77x = 181,813,928,001.44
  5. Step 5: Solve for x
    x = 181,813,928,001.44/493,384.77
  6. Step 6: Final answer
    x = 368,503.32

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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.