Home / 384,707.04-576,987.96-104,187.36

Finding the Fourth Proportional to 384,707.04, 576,987.96 and 104,187.36

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Solution

The fourth proportional to 384,707.04, 576,987.96 and 104,187.36 is: 156,261.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,707.04 : 576,987.96 = 104,187.36 : x
  2. Step 2: Convert to fraction form
    384,707.04/576,987.96 = 104,187.36/x
  3. Step 3: Cross multiply
    384,707.04x = 576,987.96 × 104,187.36
  4. Step 4: Simplify right side
    384,707.04x = 60,114,852,304.19
  5. Step 5: Solve for x
    x = 60,114,852,304.19/384,707.04
  6. Step 6: Final answer
    x = 156,261.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.