Home / 348,064.28-522,329.72-223,492.76

Finding the Fourth Proportional to 348,064.28, 522,329.72 and 223,492.76

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Solution

The fourth proportional to 348,064.28, 522,329.72 and 223,492.76 is: 335,388.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,064.28 : 522,329.72 = 223,492.76 : x
  2. Step 2: Convert to fraction form
    348,064.28/522,329.72 = 223,492.76/x
  3. Step 3: Cross multiply
    348,064.28x = 522,329.72 × 223,492.76
  4. Step 4: Simplify right side
    348,064.28x = 116,736,910,752.83
  5. Step 5: Solve for x
    x = 116,736,910,752.83/348,064.28
  6. Step 6: Final answer
    x = 335,388.94

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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.