Home / 1,051.02-1,450.73-609.11

Finding the Fourth Proportional to 1,051.02, 1,450.73 and 609.11

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Solution

The fourth proportional to 1,051.02, 1,450.73 and 609.11 is: 840.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051.02 : 1,450.73 = 609.11 : x
  2. Step 2: Convert to fraction form
    1,051.02/1,450.73 = 609.11/x
  3. Step 3: Cross multiply
    1,051.02x = 1,450.73 × 609.11
  4. Step 4: Simplify right side
    1,051.02x = 883,643.85
  5. Step 5: Solve for x
    x = 883,643.85/1,051.02
  6. Step 6: Final answer
    x = 840.75

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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.