Home / 789,998.08-1,090,155.52-432,232.96

Finding the Fourth Proportional to 789,998.08, 1,090,155.52 and 432,232.96

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Solution

The fourth proportional to 789,998.08, 1,090,155.52 and 432,232.96 is: 596,458.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,998.08 : 1,090,155.52 = 432,232.96 : x
  2. Step 2: Convert to fraction form
    789,998.08/1,090,155.52 = 432,232.96/x
  3. Step 3: Cross multiply
    789,998.08x = 1,090,155.52 × 432,232.96
  4. Step 4: Simplify right side
    789,998.08x = 471,201,147,269.94
  5. Step 5: Solve for x
    x = 471,201,147,269.94/789,998.08
  6. Step 6: Final answer
    x = 596,458.60

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1.5x scale

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.