Home / 938,988.76-1,408,497.72-229,030.24

Finding the Fourth Proportional to 938,988.76, 1,408,497.72 and 229,030.24

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Solution

The fourth proportional to 938,988.76, 1,408,497.72 and 229,030.24 is: 343,548.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,988.76 : 1,408,497.72 = 229,030.24 : x
  2. Step 2: Convert to fraction form
    938,988.76/1,408,497.72 = 229,030.24/x
  3. Step 3: Cross multiply
    938,988.76x = 1,408,497.72 × 229,030.24
  4. Step 4: Simplify right side
    938,988.76x = 322,588,570,851.05
  5. Step 5: Solve for x
    x = 322,588,570,851.05/938,988.76
  6. Step 6: Final answer
    x = 343,548.92

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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.