Home / 1,008,266.35-1,508,025.53-902,415.55

Finding the Fourth Proportional to 1,008,266.35, 1,508,025.53 and 902,415.55

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Solution

The fourth proportional to 1,008,266.35, 1,508,025.53 and 902,415.55 is: 1,349,708.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,266.35 : 1,508,025.53 = 902,415.55 : x
  2. Step 2: Convert to fraction form
    1,008,266.35/1,508,025.53 = 902,415.55/x
  3. Step 3: Cross multiply
    1,008,266.35x = 1,508,025.53 × 902,415.55
  4. Step 4: Simplify right side
    1,008,266.35x = 1,360,865,683,556.91
  5. Step 5: Solve for x
    x = 1,360,865,683,556.91/1,008,266.35
  6. Step 6: Final answer
    x = 1,349,708.52

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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.