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Finding the Fourth Proportional to 444,356.28, 666,603.52 and 144,767.10

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Solution

The fourth proportional to 444,356.28, 666,603.52 and 144,767.10 is: 217,173.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,356.28 : 666,603.52 = 144,767.10 : x
  2. Step 2: Convert to fraction form
    444,356.28/666,603.52 = 144,767.10/x
  3. Step 3: Cross multiply
    444,356.28x = 666,603.52 × 144,767.10
  4. Step 4: Simplify right side
    444,356.28x = 96,502,258,440.19
  5. Step 5: Solve for x
    x = 96,502,258,440.19/444,356.28
  6. Step 6: Final answer
    x = 217,173.16

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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.