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Finding the Fourth Proportional to 444,085.28, 612,852.26 and 242,881.28

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Solution

The fourth proportional to 444,085.28, 612,852.26 and 242,881.28 is: 335,184.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,085.28 : 612,852.26 = 242,881.28 : x
  2. Step 2: Convert to fraction form
    444,085.28/612,852.26 = 242,881.28/x
  3. Step 3: Cross multiply
    444,085.28x = 612,852.26 × 242,881.28
  4. Step 4: Simplify right side
    444,085.28x = 148,850,341,359.69
  5. Step 5: Solve for x
    x = 148,850,341,359.69/444,085.28
  6. Step 6: Final answer
    x = 335,184.14

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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.