Home / 476,126.82-657,032.45-261,262.17

Finding the Fourth Proportional to 476,126.82, 657,032.45 and 261,262.17

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Solution

The fourth proportional to 476,126.82, 657,032.45 and 261,262.17 is: 360,529.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,126.82 : 657,032.45 = 261,262.17 : x
  2. Step 2: Convert to fraction form
    476,126.82/657,032.45 = 261,262.17/x
  3. Step 3: Cross multiply
    476,126.82x = 657,032.45 × 261,262.17
  4. Step 4: Simplify right side
    476,126.82x = 171,657,722,341.11
  5. Step 5: Solve for x
    x = 171,657,722,341.11/476,126.82
  6. Step 6: Final answer
    x = 360,529.41

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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.