Home / 869,326.67-1,199,652.93-482,079.60

Finding the Fourth Proportional to 869,326.67, 1,199,652.93 and 482,079.60

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Solution

The fourth proportional to 869,326.67, 1,199,652.93 and 482,079.60 is: 665,259.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,326.67 : 1,199,652.93 = 482,079.60 : x
  2. Step 2: Convert to fraction form
    869,326.67/1,199,652.93 = 482,079.60/x
  3. Step 3: Cross multiply
    869,326.67x = 1,199,652.93 × 482,079.60
  4. Step 4: Simplify right side
    869,326.67x = 578,328,204,070.00
  5. Step 5: Solve for x
    x = 578,328,204,070.00/869,326.67
  6. Step 6: Final answer
    x = 665,259.94

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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.