Home / 476,483.14-657,556.13-261,621.32

Finding the Fourth Proportional to 476,483.14, 657,556.13 and 261,621.32

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Solution

The fourth proportional to 476,483.14, 657,556.13 and 261,621.32 is: 361,042.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,483.14 : 657,556.13 = 261,621.32 : x
  2. Step 2: Convert to fraction form
    476,483.14/657,556.13 = 261,621.32/x
  3. Step 3: Cross multiply
    476,483.14x = 657,556.13 × 261,621.32
  4. Step 4: Simplify right side
    476,483.14x = 172,030,702,704.69
  5. Step 5: Solve for x
    x = 172,030,702,704.69/476,483.14
  6. Step 6: Final answer
    x = 361,042.58

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1.5x scale

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.