Home / 779,218.20-1,168,584.30-306,048.60

Finding the Fourth Proportional to 779,218.20, 1,168,584.30 and 306,048.60

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Solution

The fourth proportional to 779,218.20, 1,168,584.30 and 306,048.60 is: 458,977.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,218.20 : 1,168,584.30 = 306,048.60 : x
  2. Step 2: Convert to fraction form
    779,218.20/1,168,584.30 = 306,048.60/x
  3. Step 3: Cross multiply
    779,218.20x = 1,168,584.30 × 306,048.60
  4. Step 4: Simplify right side
    779,218.20x = 357,643,588,996.98
  5. Step 5: Solve for x
    x = 357,643,588,996.98/779,218.20
  6. Step 6: Final answer
    x = 458,977.46

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1.5x scale

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.