Home / 939,492.54-1,408,548.65-299,427.93

Finding the Fourth Proportional to 939,492.54, 1,408,548.65 and 299,427.93

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Solution

The fourth proportional to 939,492.54, 1,408,548.65 and 299,427.93 is: 448,921.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,492.54 : 1,408,548.65 = 299,427.93 : x
  2. Step 2: Convert to fraction form
    939,492.54/1,408,548.65 = 299,427.93/x
  3. Step 3: Cross multiply
    939,492.54x = 1,408,548.65 × 299,427.93
  4. Step 4: Simplify right side
    939,492.54x = 421,758,805,076.66
  5. Step 5: Solve for x
    x = 421,758,805,076.66/939,492.54
  6. Step 6: Final answer
    x = 448,921.93

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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.