Home / 1,116,158.70-1,674,058.86-306,354

Finding the Fourth Proportional to 1,116,158.70, 1,674,058.86 and 306,354

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Solution

The fourth proportional to 1,116,158.70, 1,674,058.86 and 306,354 is: 459,481.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,158.70 : 1,674,058.86 = 306,354 : x
  2. Step 2: Convert to fraction form
    1,116,158.70/1,674,058.86 = 306,354/x
  3. Step 3: Cross multiply
    1,116,158.70x = 1,674,058.86 × 306,354
  4. Step 4: Simplify right side
    1,116,158.70x = 512,854,627,996.44
  5. Step 5: Solve for x
    x = 512,854,627,996.44/1,116,158.70
  6. Step 6: Final answer
    x = 459,481.82

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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.