Home / 1,167,435.40-1,749,857.10-457,227.40

Finding the Fourth Proportional to 1,167,435.40, 1,749,857.10 and 457,227.40

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Solution

The fourth proportional to 1,167,435.40, 1,749,857.10 and 457,227.40 is: 685,333.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,435.40 : 1,749,857.10 = 457,227.40 : x
  2. Step 2: Convert to fraction form
    1,167,435.40/1,749,857.10 = 457,227.40/x
  3. Step 3: Cross multiply
    1,167,435.40x = 1,749,857.10 × 457,227.40
  4. Step 4: Simplify right side
    1,167,435.40x = 800,082,612,204.54
  5. Step 5: Solve for x
    x = 800,082,612,204.54/1,167,435.40
  6. Step 6: Final answer
    x = 685,333.52

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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.