Home / 779,098.80-1,168,417.80-305,511.60

Finding the Fourth Proportional to 779,098.80, 1,168,417.80 and 305,511.60

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Solution

The fourth proportional to 779,098.80, 1,168,417.80 and 305,511.60 is: 458,177.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,098.80 : 1,168,417.80 = 305,511.60 : x
  2. Step 2: Convert to fraction form
    779,098.80/1,168,417.80 = 305,511.60/x
  3. Step 3: Cross multiply
    779,098.80x = 1,168,417.80 × 305,511.60
  4. Step 4: Simplify right side
    779,098.80x = 356,965,191,546.48
  5. Step 5: Solve for x
    x = 356,965,191,546.48/779,098.80
  6. Step 6: Final answer
    x = 458,177.05

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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.