Home / 1,065,790.68-1,599,823.56-458,879.34

Finding the Fourth Proportional to 1,065,790.68, 1,599,823.56 and 458,879.34

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Solution

The fourth proportional to 1,065,790.68, 1,599,823.56 and 458,879.34 is: 688,808.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,790.68 : 1,599,823.56 = 458,879.34 : x
  2. Step 2: Convert to fraction form
    1,065,790.68/1,599,823.56 = 458,879.34/x
  3. Step 3: Cross multiply
    1,065,790.68x = 1,599,823.56 × 458,879.34
  4. Step 4: Simplify right side
    1,065,790.68x = 734,125,979,329.25
  5. Step 5: Solve for x
    x = 734,125,979,329.25/1,065,790.68
  6. Step 6: Final answer
    x = 688,808.78

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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.