Home / 537,009.82-741,078.15-307,588.05

Finding the Fourth Proportional to 537,009.82, 741,078.15 and 307,588.05

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Solution

The fourth proportional to 537,009.82, 741,078.15 and 307,588.05 is: 424,474.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,009.82 : 741,078.15 = 307,588.05 : x
  2. Step 2: Convert to fraction form
    537,009.82/741,078.15 = 307,588.05/x
  3. Step 3: Cross multiply
    537,009.82x = 741,078.15 × 307,588.05
  4. Step 4: Simplify right side
    537,009.82x = 227,946,783,056.11
  5. Step 5: Solve for x
    x = 227,946,783,056.11/537,009.82
  6. Step 6: Final answer
    x = 424,474.14

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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.