Home / 909,266.34-1,363,504.26-260,699.70

Finding the Fourth Proportional to 909,266.34, 1,363,504.26 and 260,699.70

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Solution

The fourth proportional to 909,266.34, 1,363,504.26 and 260,699.70 is: 390,936.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,266.34 : 1,363,504.26 = 260,699.70 : x
  2. Step 2: Convert to fraction form
    909,266.34/1,363,504.26 = 260,699.70/x
  3. Step 3: Cross multiply
    909,266.34x = 1,363,504.26 × 260,699.70
  4. Step 4: Simplify right side
    909,266.34x = 355,465,151,530.72
  5. Step 5: Solve for x
    x = 355,465,151,530.72/909,266.34
  6. Step 6: Final answer
    x = 390,936.23

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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.