Home / 899,008.17-1,348,709.22-338,042.67

Finding the Fourth Proportional to 899,008.17, 1,348,709.22 and 338,042.67

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Solution

The fourth proportional to 899,008.17, 1,348,709.22 and 338,042.67 is: 507,138.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,008.17 : 1,348,709.22 = 338,042.67 : x
  2. Step 2: Convert to fraction form
    899,008.17/1,348,709.22 = 338,042.67/x
  3. Step 3: Cross multiply
    899,008.17x = 1,348,709.22 × 338,042.67
  4. Step 4: Simplify right side
    899,008.17x = 455,921,265,782.42
  5. Step 5: Solve for x
    x = 455,921,265,782.42/899,008.17
  6. Step 6: Final answer
    x = 507,138.07

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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.