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Finding the Fourth Proportional to 595,113.68, 821,254.34 and 323,179.67

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Solution

The fourth proportional to 595,113.68, 821,254.34 and 323,179.67 is: 445,986.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,113.68 : 821,254.34 = 323,179.67 : x
  2. Step 2: Convert to fraction form
    595,113.68/821,254.34 = 323,179.67/x
  3. Step 3: Cross multiply
    595,113.68x = 821,254.34 × 323,179.67
  4. Step 4: Simplify right side
    595,113.68x = 265,412,709,448.35
  5. Step 5: Solve for x
    x = 265,412,709,448.35/595,113.68
  6. Step 6: Final answer
    x = 445,986.57

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1.5x scale

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.