Home / 909,424.26-1,364,241.69-302,266.80

Finding the Fourth Proportional to 909,424.26, 1,364,241.69 and 302,266.80

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Solution

The fourth proportional to 909,424.26, 1,364,241.69 and 302,266.80 is: 453,435.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,424.26 : 1,364,241.69 = 302,266.80 : x
  2. Step 2: Convert to fraction form
    909,424.26/1,364,241.69 = 302,266.80/x
  3. Step 3: Cross multiply
    909,424.26x = 1,364,241.69 × 302,266.80
  4. Step 4: Simplify right side
    909,424.26x = 412,364,970,062.89
  5. Step 5: Solve for x
    x = 412,364,970,062.89/909,424.26
  6. Step 6: Final answer
    x = 453,435.20

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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.