Home / 740,052.98-1,110,522.32-319,328.85

Finding the Fourth Proportional to 740,052.98, 1,110,522.32 and 319,328.85

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Solution

The fourth proportional to 740,052.98, 1,110,522.32 and 319,328.85 is: 479,184.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,052.98 : 1,110,522.32 = 319,328.85 : x
  2. Step 2: Convert to fraction form
    740,052.98/1,110,522.32 = 319,328.85/x
  3. Step 3: Cross multiply
    740,052.98x = 1,110,522.32 × 319,328.85
  4. Step 4: Simplify right side
    740,052.98x = 354,621,816,442.63
  5. Step 5: Solve for x
    x = 354,621,816,442.63/740,052.98
  6. Step 6: Final answer
    x = 479,184.37

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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.