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Finding the Fourth Proportional to 590,176.45, 885,313.45 and 248,718.67

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Solution

The fourth proportional to 590,176.45, 885,313.45 and 248,718.67 is: 373,098.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,176.45 : 885,313.45 = 248,718.67 : x
  2. Step 2: Convert to fraction form
    590,176.45/885,313.45 = 248,718.67/x
  3. Step 3: Cross multiply
    590,176.45x = 885,313.45 × 248,718.67
  4. Step 4: Simplify right side
    590,176.45x = 220,193,983,817.11
  5. Step 5: Solve for x
    x = 220,193,983,817.11/590,176.45
  6. Step 6: Final answer
    x = 373,098.56

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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.