Home / 632,690.53-873,110.56-342,301.16

Finding the Fourth Proportional to 632,690.53, 873,110.56 and 342,301.16

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Solution

The fourth proportional to 632,690.53, 873,110.56 and 342,301.16 is: 472,374.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,690.53 : 873,110.56 = 342,301.16 : x
  2. Step 2: Convert to fraction form
    632,690.53/873,110.56 = 342,301.16/x
  3. Step 3: Cross multiply
    632,690.53x = 873,110.56 × 342,301.16
  4. Step 4: Simplify right side
    632,690.53x = 298,866,757,496.25
  5. Step 5: Solve for x
    x = 298,866,757,496.25/632,690.53
  6. Step 6: Final answer
    x = 472,374.32

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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.