Home / 646,562.40-892,283.79-360,082.50

Finding the Fourth Proportional to 646,562.40, 892,283.79 and 360,082.50

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Solution

The fourth proportional to 646,562.40, 892,283.79 and 360,082.50 is: 496,929.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,562.40 : 892,283.79 = 360,082.50 : x
  2. Step 2: Convert to fraction form
    646,562.40/892,283.79 = 360,082.50/x
  3. Step 3: Cross multiply
    646,562.40x = 892,283.79 × 360,082.50
  4. Step 4: Simplify right side
    646,562.40x = 321,295,777,812.68
  5. Step 5: Solve for x
    x = 321,295,777,812.68/646,562.40
  6. Step 6: Final answer
    x = 496,929.26

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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.