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Finding the Fourth Proportional to 376,522.56, 564,618 and 176,899.68

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Solution

The fourth proportional to 376,522.56, 564,618 and 176,899.68 is: 265,271.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,522.56 : 564,618 = 176,899.68 : x
  2. Step 2: Convert to fraction form
    376,522.56/564,618 = 176,899.68/x
  3. Step 3: Cross multiply
    376,522.56x = 564,618 × 176,899.68
  4. Step 4: Simplify right side
    376,522.56x = 99,880,743,522.24
  5. Step 5: Solve for x
    x = 99,880,743,522.24/376,522.56
  6. Step 6: Final answer
    x = 265,271.60

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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.