Home / 1,058,445.10-1,460,779.44-628,726.93

Finding the Fourth Proportional to 1,058,445.10, 1,460,779.44 and 628,726.93

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Solution

The fourth proportional to 1,058,445.10, 1,460,779.44 and 628,726.93 is: 867,717.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,445.10 : 1,460,779.44 = 628,726.93 : x
  2. Step 2: Convert to fraction form
    1,058,445.10/1,460,779.44 = 628,726.93/x
  3. Step 3: Cross multiply
    1,058,445.10x = 1,460,779.44 × 628,726.93
  4. Step 4: Simplify right side
    1,058,445.10x = 918,431,372,718.32
  5. Step 5: Solve for x
    x = 918,431,372,718.32/1,058,445.10
  6. Step 6: Final answer
    x = 867,717.53

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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.