Home / 476,460.42-657,516.68-261,614.40

Finding the Fourth Proportional to 476,460.42, 657,516.68 and 261,614.40

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Solution

The fourth proportional to 476,460.42, 657,516.68 and 261,614.40 is: 361,028.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,460.42 : 657,516.68 = 261,614.40 : x
  2. Step 2: Convert to fraction form
    476,460.42/657,516.68 = 261,614.40/x
  3. Step 3: Cross multiply
    476,460.42x = 657,516.68 × 261,614.40
  4. Step 4: Simplify right side
    476,460.42x = 172,015,830,420.12
  5. Step 5: Solve for x
    x = 172,015,830,420.12/476,460.42
  6. Step 6: Final answer
    x = 361,028.58

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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.