Home / 1,690,394.96-2,535,620.23-476,000.79

Finding the Fourth Proportional to 1,690,394.96, 2,535,620.23 and 476,000.79

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Solution

The fourth proportional to 1,690,394.96, 2,535,620.23 and 476,000.79 is: 714,009.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,394.96 : 2,535,620.23 = 476,000.79 : x
  2. Step 2: Convert to fraction form
    1,690,394.96/2,535,620.23 = 476,000.79/x
  3. Step 3: Cross multiply
    1,690,394.96x = 2,535,620.23 × 476,000.79
  4. Step 4: Simplify right side
    1,690,394.96x = 1,206,957,232,619.98
  5. Step 5: Solve for x
    x = 1,206,957,232,619.98/1,690,394.96
  6. Step 6: Final answer
    x = 714,009.01

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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.