Home / 1,058,272.40-1,585,853.40-426,083.60

Finding the Fourth Proportional to 1,058,272.40, 1,585,853.40 and 426,083.60

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Solution

The fourth proportional to 1,058,272.40, 1,585,853.40 and 426,083.60 is: 638,499.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,272.40 : 1,585,853.40 = 426,083.60 : x
  2. Step 2: Convert to fraction form
    1,058,272.40/1,585,853.40 = 426,083.60/x
  3. Step 3: Cross multiply
    1,058,272.40x = 1,585,853.40 × 426,083.60
  4. Step 4: Simplify right side
    1,058,272.40x = 675,706,125,744.24
  5. Step 5: Solve for x
    x = 675,706,125,744.24/1,058,272.40
  6. Step 6: Final answer
    x = 638,499.24

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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.