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Finding the Fourth Proportional to 444,482.64, 666,764.44 and 144,886.32

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Solution

The fourth proportional to 444,482.64, 666,764.44 and 144,886.32 is: 217,342.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,482.64 : 666,764.44 = 144,886.32 : x
  2. Step 2: Convert to fraction form
    444,482.64/666,764.44 = 144,886.32/x
  3. Step 3: Cross multiply
    444,482.64x = 666,764.44 × 144,886.32
  4. Step 4: Simplify right side
    444,482.64x = 96,605,046,018.46
  5. Step 5: Solve for x
    x = 96,605,046,018.46/444,482.64
  6. Step 6: Final answer
    x = 217,342.68

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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.