Home / 468,968.55-647,173.85-265,085.48

Finding the Fourth Proportional to 468,968.55, 647,173.85 and 265,085.48

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Solution

The fourth proportional to 468,968.55, 647,173.85 and 265,085.48 is: 365,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,968.55 : 647,173.85 = 265,085.48 : x
  2. Step 2: Convert to fraction form
    468,968.55/647,173.85 = 265,085.48/x
  3. Step 3: Cross multiply
    468,968.55x = 647,173.85 × 265,085.48
  4. Step 4: Simplify right side
    468,968.55x = 171,556,386,109.40
  5. Step 5: Solve for x
    x = 171,556,386,109.40/468,968.55
  6. Step 6: Final answer
    x = 365,816.40

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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.