Home / 938,002.55-1,406,993.63-228,031.34

Finding the Fourth Proportional to 938,002.55, 1,406,993.63 and 228,031.34

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Solution

The fourth proportional to 938,002.55, 1,406,993.63 and 228,031.34 is: 342,044.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,002.55 : 1,406,993.63 = 228,031.34 : x
  2. Step 2: Convert to fraction form
    938,002.55/1,406,993.63 = 228,031.34/x
  3. Step 3: Cross multiply
    938,002.55x = 1,406,993.63 × 228,031.34
  4. Step 4: Simplify right side
    938,002.55x = 320,838,634,645.24
  5. Step 5: Solve for x
    x = 320,838,634,645.24/938,002.55
  6. Step 6: Final answer
    x = 342,044.52

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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.