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Finding the Fourth Proportional to 442,079.62, 610,069.88 and 240,875.62

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Solution

The fourth proportional to 442,079.62, 610,069.88 and 240,875.62 is: 332,408.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,079.62 : 610,069.88 = 240,875.62 : x
  2. Step 2: Convert to fraction form
    442,079.62/610,069.88 = 240,875.62/x
  3. Step 3: Cross multiply
    442,079.62x = 610,069.88 × 240,875.62
  4. Step 4: Simplify right side
    442,079.62x = 146,950,960,588.33
  5. Step 5: Solve for x
    x = 146,950,960,588.33/442,079.62
  6. Step 6: Final answer
    x = 332,408.36

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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.