Home / 833,309.86-1,149,962.25-470,851.06

Finding the Fourth Proportional to 833,309.86, 1,149,962.25 and 470,851.06

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Solution

The fourth proportional to 833,309.86, 1,149,962.25 and 470,851.06 is: 649,771.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,309.86 : 1,149,962.25 = 470,851.06 : x
  2. Step 2: Convert to fraction form
    833,309.86/1,149,962.25 = 470,851.06/x
  3. Step 3: Cross multiply
    833,309.86x = 1,149,962.25 × 470,851.06
  4. Step 4: Simplify right side
    833,309.86x = 541,460,944,372.49
  5. Step 5: Solve for x
    x = 541,460,944,372.49/833,309.86
  6. Step 6: Final answer
    x = 649,771.44

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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.