Home / 971,969.81-1,458,605.48-403,351.47

Finding the Fourth Proportional to 971,969.81, 1,458,605.48 and 403,351.47

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Solution

The fourth proportional to 971,969.81, 1,458,605.48 and 403,351.47 is: 605,297.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,969.81 : 1,458,605.48 = 403,351.47 : x
  2. Step 2: Convert to fraction form
    971,969.81/1,458,605.48 = 403,351.47/x
  3. Step 3: Cross multiply
    971,969.81x = 1,458,605.48 × 403,351.47
  4. Step 4: Simplify right side
    971,969.81x = 588,330,662,491.30
  5. Step 5: Solve for x
    x = 588,330,662,491.30/971,969.81
  6. Step 6: Final answer
    x = 605,297.26

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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.