Home / 628,688.04-942,463.44-229,235.37

Finding the Fourth Proportional to 628,688.04, 942,463.44 and 229,235.37

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Solution

The fourth proportional to 628,688.04, 942,463.44 and 229,235.37 is: 343,645.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,688.04 : 942,463.44 = 229,235.37 : x
  2. Step 2: Convert to fraction form
    628,688.04/942,463.44 = 229,235.37/x
  3. Step 3: Cross multiply
    628,688.04x = 942,463.44 × 229,235.37
  4. Step 4: Simplify right side
    628,688.04x = 216,045,955,379.87
  5. Step 5: Solve for x
    x = 216,045,955,379.87/628,688.04
  6. Step 6: Final answer
    x = 343,645.72

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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.