Home / 963,270.92-1,328,956.98-623,926.28

Finding the Fourth Proportional to 963,270.92, 1,328,956.98 and 623,926.28

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Solution

The fourth proportional to 963,270.92, 1,328,956.98 and 623,926.28 is: 860,787.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,270.92 : 1,328,956.98 = 623,926.28 : x
  2. Step 2: Convert to fraction form
    963,270.92/1,328,956.98 = 623,926.28/x
  3. Step 3: Cross multiply
    963,270.92x = 1,328,956.98 × 623,926.28
  4. Step 4: Simplify right side
    963,270.92x = 829,171,184,811.44
  5. Step 5: Solve for x
    x = 829,171,184,811.44/963,270.92
  6. Step 6: Final answer
    x = 860,787.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.