Home / 631,455.08-946,521.05-294,217.65

Finding the Fourth Proportional to 631,455.08, 946,521.05 and 294,217.65

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Solution

The fourth proportional to 631,455.08, 946,521.05 and 294,217.65 is: 441,018.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,455.08 : 946,521.05 = 294,217.65 : x
  2. Step 2: Convert to fraction form
    631,455.08/946,521.05 = 294,217.65/x
  3. Step 3: Cross multiply
    631,455.08x = 946,521.05 × 294,217.65
  4. Step 4: Simplify right side
    631,455.08x = 278,483,197,535.44
  5. Step 5: Solve for x
    x = 278,483,197,535.44/631,455.08
  6. Step 6: Final answer
    x = 441,018.23

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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.