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Finding the Fourth Proportional to 444,547.23, 666,820.88 and 107,587.94

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Solution

The fourth proportional to 444,547.23, 666,820.88 and 107,587.94 is: 161,381.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,547.23 : 666,820.88 = 107,587.94 : x
  2. Step 2: Convert to fraction form
    444,547.23/666,820.88 = 107,587.94/x
  3. Step 3: Cross multiply
    444,547.23x = 666,820.88 × 107,587.94
  4. Step 4: Simplify right side
    444,547.23x = 71,741,884,828.19
  5. Step 5: Solve for x
    x = 71,741,884,828.19/444,547.23
  6. Step 6: Final answer
    x = 161,381.92

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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.