Home / 343,837.03-474,487.59-190,866.28

Finding the Fourth Proportional to 343,837.03, 474,487.59 and 190,866.28

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Solution

The fourth proportional to 343,837.03, 474,487.59 and 190,866.28 is: 263,391.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,837.03 : 474,487.59 = 190,866.28 : x
  2. Step 2: Convert to fraction form
    343,837.03/474,487.59 = 190,866.28/x
  3. Step 3: Cross multiply
    343,837.03x = 474,487.59 × 190,866.28
  4. Step 4: Simplify right side
    343,837.03x = 90,563,681,209.47
  5. Step 5: Solve for x
    x = 90,563,681,209.47/343,837.03
  6. Step 6: Final answer
    x = 263,391.30

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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.