Home / 837,297.06-1,155,500.44-479,670.18

Finding the Fourth Proportional to 837,297.06, 1,155,500.44 and 479,670.18

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Solution

The fourth proportional to 837,297.06, 1,155,500.44 and 479,670.18 is: 661,962.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,297.06 : 1,155,500.44 = 479,670.18 : x
  2. Step 2: Convert to fraction form
    837,297.06/1,155,500.44 = 479,670.18/x
  3. Step 3: Cross multiply
    837,297.06x = 1,155,500.44 × 479,670.18
  4. Step 4: Simplify right side
    837,297.06x = 554,259,104,044.88
  5. Step 5: Solve for x
    x = 554,259,104,044.88/837,297.06
  6. Step 6: Final answer
    x = 661,962.32

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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.