Home / 833,107.68-1,249,402.94-300,559.32

Finding the Fourth Proportional to 833,107.68, 1,249,402.94 and 300,559.32

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Solution

The fourth proportional to 833,107.68, 1,249,402.94 and 300,559.32 is: 450,745.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,107.68 : 1,249,402.94 = 300,559.32 : x
  2. Step 2: Convert to fraction form
    833,107.68/1,249,402.94 = 300,559.32/x
  3. Step 3: Cross multiply
    833,107.68x = 1,249,402.94 × 300,559.32
  4. Step 4: Simplify right side
    833,107.68x = 375,519,698,052.40
  5. Step 5: Solve for x
    x = 375,519,698,052.40/833,107.68
  6. Step 6: Final answer
    x = 450,745.69

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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.