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Finding the Fourth Proportional to 476,124.99, 657,082.32 and 261,265.62

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Solution

The fourth proportional to 476,124.99, 657,082.32 and 261,265.62 is: 360,562.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,124.99 : 657,082.32 = 261,265.62 : x
  2. Step 2: Convert to fraction form
    476,124.99/657,082.32 = 261,265.62/x
  3. Step 3: Cross multiply
    476,124.99x = 657,082.32 × 261,265.62
  4. Step 4: Simplify right side
    476,124.99x = 171,673,019,725.84
  5. Step 5: Solve for x
    x = 171,673,019,725.84/476,124.99
  6. Step 6: Final answer
    x = 360,562.93

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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.