Home / 467,928.78-645,821.19-264,037.50

Finding the Fourth Proportional to 467,928.78, 645,821.19 and 264,037.50

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Solution

The fourth proportional to 467,928.78, 645,821.19 and 264,037.50 is: 364,416.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,928.78 : 645,821.19 = 264,037.50 : x
  2. Step 2: Convert to fraction form
    467,928.78/645,821.19 = 264,037.50/x
  3. Step 3: Cross multiply
    467,928.78x = 645,821.19 × 264,037.50
  4. Step 4: Simplify right side
    467,928.78x = 170,521,012,454.63
  5. Step 5: Solve for x
    x = 170,521,012,454.63/467,928.78
  6. Step 6: Final answer
    x = 364,416.59

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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.