Home / 401,932.85-554,667.57-240,881.36

Finding the Fourth Proportional to 401,932.85, 554,667.57 and 240,881.36

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Solution

The fourth proportional to 401,932.85, 554,667.57 and 240,881.36 is: 332,416.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,932.85 : 554,667.57 = 240,881.36 : x
  2. Step 2: Convert to fraction form
    401,932.85/554,667.57 = 240,881.36/x
  3. Step 3: Cross multiply
    401,932.85x = 554,667.57 × 240,881.36
  4. Step 4: Simplify right side
    401,932.85x = 133,609,075,836.16
  5. Step 5: Solve for x
    x = 133,609,075,836.16/401,932.85
  6. Step 6: Final answer
    x = 332,416.42

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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.