Home / 368,723.40-553,188.96-333,589.23

Finding the Fourth Proportional to 368,723.40, 553,188.96 and 333,589.23

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Solution

The fourth proportional to 368,723.40, 553,188.96 and 333,589.23 is: 500,477.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,723.40 : 553,188.96 = 333,589.23 : x
  2. Step 2: Convert to fraction form
    368,723.40/553,188.96 = 333,589.23/x
  3. Step 3: Cross multiply
    368,723.40x = 553,188.96 × 333,589.23
  4. Step 4: Simplify right side
    368,723.40x = 184,537,879,210.90
  5. Step 5: Solve for x
    x = 184,537,879,210.90/368,723.40
  6. Step 6: Final answer
    x = 500,477.81

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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.