Home / 1,058,457.56-1,460,796.66-628,739.40

Finding the Fourth Proportional to 1,058,457.56, 1,460,796.66 and 628,739.40

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Solution

The fourth proportional to 1,058,457.56, 1,460,796.66 and 628,739.40 is: 867,734.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,457.56 : 1,460,796.66 = 628,739.40 : x
  2. Step 2: Convert to fraction form
    1,058,457.56/1,460,796.66 = 628,739.40/x
  3. Step 3: Cross multiply
    1,058,457.56x = 1,460,796.66 × 628,739.40
  4. Step 4: Simplify right side
    1,058,457.56x = 918,460,415,530.40
  5. Step 5: Solve for x
    x = 918,460,415,530.40/1,058,457.56
  6. Step 6: Final answer
    x = 867,734.76

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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.