Home / 899,823.06-1,241,755.59-491,926.62

Finding the Fourth Proportional to 899,823.06, 1,241,755.59 and 491,926.62

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Solution

The fourth proportional to 899,823.06, 1,241,755.59 and 491,926.62 is: 678,858.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,823.06 : 1,241,755.59 = 491,926.62 : x
  2. Step 2: Convert to fraction form
    899,823.06/1,241,755.59 = 491,926.62/x
  3. Step 3: Cross multiply
    899,823.06x = 1,241,755.59 × 491,926.62
  4. Step 4: Simplify right side
    899,823.06x = 610,852,630,254.81
  5. Step 5: Solve for x
    x = 610,852,630,254.81/899,823.06
  6. Step 6: Final answer
    x = 678,858.61

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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.