Home / 767,304.53-1,058,866.26-423,172.28

Finding the Fourth Proportional to 767,304.53, 1,058,866.26 and 423,172.28

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Solution

The fourth proportional to 767,304.53, 1,058,866.26 and 423,172.28 is: 583,970.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,304.53 : 1,058,866.26 = 423,172.28 : x
  2. Step 2: Convert to fraction form
    767,304.53/1,058,866.26 = 423,172.28/x
  3. Step 3: Cross multiply
    767,304.53x = 1,058,866.26 × 423,172.28
  4. Step 4: Simplify right side
    767,304.53x = 448,082,850,519.54
  5. Step 5: Solve for x
    x = 448,082,850,519.54/767,304.53
  6. Step 6: Final answer
    x = 583,970.03

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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.