Home / 646,557.90-892,277.59-360,077.99

Finding the Fourth Proportional to 646,557.90, 892,277.59 and 360,077.99

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Solution

The fourth proportional to 646,557.90, 892,277.59 and 360,077.99 is: 496,923.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,557.90 : 892,277.59 = 360,077.99 : x
  2. Step 2: Convert to fraction form
    646,557.90/892,277.59 = 360,077.99/x
  3. Step 3: Cross multiply
    646,557.90x = 892,277.59 × 360,077.99
  4. Step 4: Simplify right side
    646,557.90x = 321,289,520,396.37
  5. Step 5: Solve for x
    x = 321,289,520,396.37/646,557.90
  6. Step 6: Final answer
    x = 496,923.04

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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.