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Finding the Fourth Proportional to 474,744.36, 711,886.86 and 175,365.90

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Solution

The fourth proportional to 474,744.36, 711,886.86 and 175,365.90 is: 262,964.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,744.36 : 711,886.86 = 175,365.90 : x
  2. Step 2: Convert to fraction form
    474,744.36/711,886.86 = 175,365.90/x
  3. Step 3: Cross multiply
    474,744.36x = 711,886.86 × 175,365.90
  4. Step 4: Simplify right side
    474,744.36x = 124,840,679,902.07
  5. Step 5: Solve for x
    x = 124,840,679,902.07/474,744.36
  6. Step 6: Final answer
    x = 262,964.01

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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.