Home / 760,119.43-1,048,964.91-415,955.44

Finding the Fourth Proportional to 760,119.43, 1,048,964.91 and 415,955.44

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Solution

The fourth proportional to 760,119.43, 1,048,964.91 and 415,955.44 is: 574,018.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,119.43 : 1,048,964.91 = 415,955.44 : x
  2. Step 2: Convert to fraction form
    760,119.43/1,048,964.91 = 415,955.44/x
  3. Step 3: Cross multiply
    760,119.43x = 1,048,964.91 × 415,955.44
  4. Step 4: Simplify right side
    760,119.43x = 436,322,656,874.31
  5. Step 5: Solve for x
    x = 436,322,656,874.31/760,119.43
  6. Step 6: Final answer
    x = 574,018.56

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1.5x scale

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.