Home / 354,419.04-489,098.37-193,269.93

Finding the Fourth Proportional to 354,419.04, 489,098.37 and 193,269.93

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Solution

The fourth proportional to 354,419.04, 489,098.37 and 193,269.93 is: 266,712.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,419.04 : 489,098.37 = 193,269.93 : x
  2. Step 2: Convert to fraction form
    354,419.04/489,098.37 = 193,269.93/x
  3. Step 3: Cross multiply
    354,419.04x = 489,098.37 × 193,269.93
  4. Step 4: Simplify right side
    354,419.04x = 94,528,007,733.01
  5. Step 5: Solve for x
    x = 94,528,007,733.01/354,419.04
  6. Step 6: Final answer
    x = 266,712.56

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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.