Home / 476,441.20-657,490.15-261,595.18

Finding the Fourth Proportional to 476,441.20, 657,490.15 and 261,595.18

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Solution

The fourth proportional to 476,441.20, 657,490.15 and 261,595.18 is: 361,002.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,441.20 : 657,490.15 = 261,595.18 : x
  2. Step 2: Convert to fraction form
    476,441.20/657,490.15 = 261,595.18/x
  3. Step 3: Cross multiply
    476,441.20x = 657,490.15 × 261,595.18
  4. Step 4: Simplify right side
    476,441.20x = 171,996,255,286.33
  5. Step 5: Solve for x
    x = 171,996,255,286.33/476,441.20
  6. Step 6: Final answer
    x = 361,002.06

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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.