Home / 317,285.46-437,924.34-248,238.72

Finding the Fourth Proportional to 317,285.46, 437,924.34 and 248,238.72

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Solution

The fourth proportional to 317,285.46, 437,924.34 and 248,238.72 is: 342,624.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,285.46 : 437,924.34 = 248,238.72 : x
  2. Step 2: Convert to fraction form
    317,285.46/437,924.34 = 248,238.72/x
  3. Step 3: Cross multiply
    317,285.46x = 437,924.34 × 248,238.72
  4. Step 4: Simplify right side
    317,285.46x = 108,709,777,618.45
  5. Step 5: Solve for x
    x = 108,709,777,618.45/317,285.46
  6. Step 6: Final answer
    x = 342,624.52

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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.