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Finding the Fourth Proportional to 476,551.98, 714,618 and 223,904.34

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Solution

The fourth proportional to 476,551.98, 714,618 and 223,904.34 is: 335,757.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,551.98 : 714,618 = 223,904.34 : x
  2. Step 2: Convert to fraction form
    476,551.98/714,618 = 223,904.34/x
  3. Step 3: Cross multiply
    476,551.98x = 714,618 × 223,904.34
  4. Step 4: Simplify right side
    476,551.98x = 160,006,071,642.12
  5. Step 5: Solve for x
    x = 160,006,071,642.12/476,551.98
  6. Step 6: Final answer
    x = 335,757.86

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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.