Home / 897,355.80-1,345,742.52-298,156.08

Finding the Fourth Proportional to 897,355.80, 1,345,742.52 and 298,156.08

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Solution

The fourth proportional to 897,355.80, 1,345,742.52 and 298,156.08 is: 447,137.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,355.80 : 1,345,742.52 = 298,156.08 : x
  2. Step 2: Convert to fraction form
    897,355.80/1,345,742.52 = 298,156.08/x
  3. Step 3: Cross multiply
    897,355.80x = 1,345,742.52 × 298,156.08
  4. Step 4: Simplify right side
    897,355.80x = 401,241,314,452.52
  5. Step 5: Solve for x
    x = 401,241,314,452.52/897,355.80
  6. Step 6: Final answer
    x = 447,137.37

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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.