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Finding the Fourth Proportional to 444,307.99, 666,474.69 and 174,424.90

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Solution

The fourth proportional to 444,307.99, 666,474.69 and 174,424.90 is: 261,642.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,307.99 : 666,474.69 = 174,424.90 : x
  2. Step 2: Convert to fraction form
    444,307.99/666,474.69 = 174,424.90/x
  3. Step 3: Cross multiply
    444,307.99x = 666,474.69 × 174,424.90
  4. Step 4: Simplify right side
    444,307.99x = 116,249,781,155.78
  5. Step 5: Solve for x
    x = 116,249,781,155.78/444,307.99
  6. Step 6: Final answer
    x = 261,642.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.