Home / 1,157,254.70-1,734,374.06-644,899.44

Finding the Fourth Proportional to 1,157,254.70, 1,734,374.06 and 644,899.44

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Solution

The fourth proportional to 1,157,254.70, 1,734,374.06 and 644,899.44 is: 966,508.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,254.70 : 1,734,374.06 = 644,899.44 : x
  2. Step 2: Convert to fraction form
    1,157,254.70/1,734,374.06 = 644,899.44/x
  3. Step 3: Cross multiply
    1,157,254.70x = 1,734,374.06 × 644,899.44
  4. Step 4: Simplify right side
    1,157,254.70x = 1,118,496,860,044.53
  5. Step 5: Solve for x
    x = 1,118,496,860,044.53/1,157,254.70
  6. Step 6: Final answer
    x = 966,508.81

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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.