Home / 628,233.49-942,894.35-328,923.50

Finding the Fourth Proportional to 628,233.49, 942,894.35 and 328,923.50

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Solution

The fourth proportional to 628,233.49, 942,894.35 and 328,923.50 is: 493,670.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,233.49 : 942,894.35 = 328,923.50 : x
  2. Step 2: Convert to fraction form
    628,233.49/942,894.35 = 328,923.50/x
  3. Step 3: Cross multiply
    628,233.49x = 942,894.35 × 328,923.50
  4. Step 4: Simplify right side
    628,233.49x = 310,140,108,087.61
  5. Step 5: Solve for x
    x = 310,140,108,087.61/628,233.49
  6. Step 6: Final answer
    x = 493,670.13

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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.