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Finding the Fourth Proportional to 559,903.55, 839,608.25 and 160,453.67

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Solution

The fourth proportional to 559,903.55, 839,608.25 and 160,453.67 is: 240,609.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,903.55 : 839,608.25 = 160,453.67 : x
  2. Step 2: Convert to fraction form
    559,903.55/839,608.25 = 160,453.67/x
  3. Step 3: Cross multiply
    559,903.55x = 839,608.25 × 160,453.67
  4. Step 4: Simplify right side
    559,903.55x = 134,718,220,074.47
  5. Step 5: Solve for x
    x = 134,718,220,074.47/559,903.55
  6. Step 6: Final answer
    x = 240,609.69

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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.