Home / 767,373.72-1,058,982.58-423,222.96

Finding the Fourth Proportional to 767,373.72, 1,058,982.58 and 423,222.96

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Solution

The fourth proportional to 767,373.72, 1,058,982.58 and 423,222.96 is: 584,051.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,373.72 : 1,058,982.58 = 423,222.96 : x
  2. Step 2: Convert to fraction form
    767,373.72/1,058,982.58 = 423,222.96/x
  3. Step 3: Cross multiply
    767,373.72x = 1,058,982.58 × 423,222.96
  4. Step 4: Simplify right side
    767,373.72x = 448,185,742,096.04
  5. Step 5: Solve for x
    x = 448,185,742,096.04/767,373.72
  6. Step 6: Final answer
    x = 584,051.46

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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.