Home / 1,262,787.78-1,894,180.02-316,158.39

Finding the Fourth Proportional to 1,262,787.78, 1,894,180.02 and 316,158.39

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Solution

The fourth proportional to 1,262,787.78, 1,894,180.02 and 316,158.39 is: 474,237.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,787.78 : 1,894,180.02 = 316,158.39 : x
  2. Step 2: Convert to fraction form
    1,262,787.78/1,894,180.02 = 316,158.39/x
  3. Step 3: Cross multiply
    1,262,787.78x = 1,894,180.02 × 316,158.39
  4. Step 4: Simplify right side
    1,262,787.78x = 598,860,905,493.37
  5. Step 5: Solve for x
    x = 598,860,905,493.37/1,262,787.78
  6. Step 6: Final answer
    x = 474,237.17

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Similar ratio
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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.