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Finding the Fourth Proportional to 384,600.96, 530,547.84 and 241,090.56

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Solution

The fourth proportional to 384,600.96, 530,547.84 and 241,090.56 is: 332,578.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,600.96 : 530,547.84 = 241,090.56 : x
  2. Step 2: Convert to fraction form
    384,600.96/530,547.84 = 241,090.56/x
  3. Step 3: Cross multiply
    384,600.96x = 530,547.84 × 241,090.56
  4. Step 4: Simplify right side
    384,600.96x = 127,910,075,852.39
  5. Step 5: Solve for x
    x = 127,910,075,852.39/384,600.96
  6. Step 6: Final answer
    x = 332,578.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.