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Finding the Fourth Proportional to 372,787.76, 558,779.40 and 183,027.44

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Solution

The fourth proportional to 372,787.76, 558,779.40 and 183,027.44 is: 274,343.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,787.76 : 558,779.40 = 183,027.44 : x
  2. Step 2: Convert to fraction form
    372,787.76/558,779.40 = 183,027.44/x
  3. Step 3: Cross multiply
    372,787.76x = 558,779.40 × 183,027.44
  4. Step 4: Simplify right side
    372,787.76x = 102,271,963,106.74
  5. Step 5: Solve for x
    x = 102,271,963,106.74/372,787.76
  6. Step 6: Final answer
    x = 274,343.67

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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.