Home / 980,604.74-1,470,064.58-340,825.36

Finding the Fourth Proportional to 980,604.74, 1,470,064.58 and 340,825.36

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Solution

The fourth proportional to 980,604.74, 1,470,064.58 and 340,825.36 is: 510,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,604.74 : 1,470,064.58 = 340,825.36 : x
  2. Step 2: Convert to fraction form
    980,604.74/1,470,064.58 = 340,825.36/x
  3. Step 3: Cross multiply
    980,604.74x = 1,470,064.58 × 340,825.36
  4. Step 4: Simplify right side
    980,604.74x = 501,035,289,701.75
  5. Step 5: Solve for x
    x = 501,035,289,701.75/980,604.74
  6. Step 6: Final answer
    x = 510,945.20

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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.