Home / 760,372.88-1,049,243.34-454,388.34

Finding the Fourth Proportional to 760,372.88, 1,049,243.34 and 454,388.34

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Solution

The fourth proportional to 760,372.88, 1,049,243.34 and 454,388.34 is: 627,013.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    760,372.88 : 1,049,243.34 = 454,388.34 : x
  2. Step 2: Convert to fraction form
    760,372.88/1,049,243.34 = 454,388.34/x
  3. Step 3: Cross multiply
    760,372.88x = 1,049,243.34 × 454,388.34
  4. Step 4: Simplify right side
    760,372.88x = 476,763,939,518.66
  5. Step 5: Solve for x
    x = 476,763,939,518.66/760,372.88
  6. Step 6: Final answer
    x = 627,013.34

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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.