Home / 855,658.94-1,180,823.31-468,467.87

Finding the Fourth Proportional to 855,658.94, 1,180,823.31 and 468,467.87

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Solution

The fourth proportional to 855,658.94, 1,180,823.31 and 468,467.87 is: 646,493.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,658.94 : 1,180,823.31 = 468,467.87 : x
  2. Step 2: Convert to fraction form
    855,658.94/1,180,823.31 = 468,467.87/x
  3. Step 3: Cross multiply
    855,658.94x = 1,180,823.31 × 468,467.87
  4. Step 4: Simplify right side
    855,658.94x = 553,177,774,977.93
  5. Step 5: Solve for x
    x = 553,177,774,977.93/855,658.94
  6. Step 6: Final answer
    x = 646,493.31

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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.