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Finding the Fourth Proportional to 197,679, 296,547.48 and 62,698.06

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Solution

The fourth proportional to 197,679, 296,547.48 and 62,698.06 is: 94,056.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,679 : 296,547.48 = 62,698.06 : x
  2. Step 2: Convert to fraction form
    197,679/296,547.48 = 62,698.06/x
  3. Step 3: Cross multiply
    197,679x = 296,547.48 × 62,698.06
  4. Step 4: Simplify right side
    197,679x = 18,592,951,693.89
  5. Step 5: Solve for x
    x = 18,592,951,693.89/197,679
  6. Step 6: Final answer
    x = 94,056.28

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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.