Home / 897,821.89-1,346,744.68-298,783.15

Finding the Fourth Proportional to 897,821.89, 1,346,744.68 and 298,783.15

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Solution

The fourth proportional to 897,821.89, 1,346,744.68 and 298,783.15 is: 448,178.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,821.89 : 1,346,744.68 = 298,783.15 : x
  2. Step 2: Convert to fraction form
    897,821.89/1,346,744.68 = 298,783.15/x
  3. Step 3: Cross multiply
    897,821.89x = 1,346,744.68 × 298,783.15
  4. Step 4: Simplify right side
    897,821.89x = 402,384,613,622.32
  5. Step 5: Solve for x
    x = 402,384,613,622.32/897,821.89
  6. Step 6: Final answer
    x = 448,178.66

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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.