Home / 897,412.36-1,345,827.18-298,212.52

Finding the Fourth Proportional to 897,412.36, 1,345,827.18 and 298,212.52

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Solution

The fourth proportional to 897,412.36, 1,345,827.18 and 298,212.52 is: 447,221.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,412.36 : 1,345,827.18 = 298,212.52 : x
  2. Step 2: Convert to fraction form
    897,412.36/1,345,827.18 = 298,212.52/x
  3. Step 3: Cross multiply
    897,412.36x = 1,345,827.18 × 298,212.52
  4. Step 4: Simplify right side
    897,412.36x = 401,342,514,832.29
  5. Step 5: Solve for x
    x = 401,342,514,832.29/897,412.36
  6. Step 6: Final answer
    x = 447,221.96

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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.