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Finding the Fourth Proportional to 294,698.70, 442,002.95 and 94,998.27

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Solution

The fourth proportional to 294,698.70, 442,002.95 and 94,998.27 is: 142,482.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,698.70 : 442,002.95 = 94,998.27 : x
  2. Step 2: Convert to fraction form
    294,698.70/442,002.95 = 94,998.27/x
  3. Step 3: Cross multiply
    294,698.70x = 442,002.95 × 94,998.27
  4. Step 4: Simplify right side
    294,698.70x = 41,989,515,109.91
  5. Step 5: Solve for x
    x = 41,989,515,109.91/294,698.70
  6. Step 6: Final answer
    x = 142,482.87

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1.5x scale

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.