Home / 447,582.76-617,664.32-246,378.76

Finding the Fourth Proportional to 447,582.76, 617,664.32 and 246,378.76

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Solution

The fourth proportional to 447,582.76, 617,664.32 and 246,378.76 is: 340,002.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,582.76 : 617,664.32 = 246,378.76 : x
  2. Step 2: Convert to fraction form
    447,582.76/617,664.32 = 246,378.76/x
  3. Step 3: Cross multiply
    447,582.76x = 617,664.32 × 246,378.76
  4. Step 4: Simplify right side
    447,582.76x = 152,179,369,257.84
  5. Step 5: Solve for x
    x = 152,179,369,257.84/447,582.76
  6. Step 6: Final answer
    x = 340,002.75

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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.