Home / 916,893.04-1,375,543.66-301,424.81

Finding the Fourth Proportional to 916,893.04, 1,375,543.66 and 301,424.81

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Solution

The fourth proportional to 916,893.04, 1,375,543.66 and 301,424.81 is: 452,204.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    916,893.04 : 1,375,543.66 = 301,424.81 : x
  2. Step 2: Convert to fraction form
    916,893.04/1,375,543.66 = 301,424.81/x
  3. Step 3: Cross multiply
    916,893.04x = 1,375,543.66 × 301,424.81
  4. Step 4: Simplify right side
    916,893.04x = 414,622,986,362.21
  5. Step 5: Solve for x
    x = 414,622,986,362.21/916,893.04
  6. Step 6: Final answer
    x = 452,204.31

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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.