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Finding the Fourth Proportional to 673,384.46, 929,290.32 and 367,480.59

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Solution

The fourth proportional to 673,384.46, 929,290.32 and 367,480.59 is: 507,134.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,384.46 : 929,290.32 = 367,480.59 : x
  2. Step 2: Convert to fraction form
    673,384.46/929,290.32 = 367,480.59/x
  3. Step 3: Cross multiply
    673,384.46x = 929,290.32 × 367,480.59
  4. Step 4: Simplify right side
    673,384.46x = 341,496,150,428.44
  5. Step 5: Solve for x
    x = 341,496,150,428.44/673,384.46
  6. Step 6: Final answer
    x = 507,134.00

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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.