Home / 304,938.09-420,829.29-184,077.18

Finding the Fourth Proportional to 304,938.09, 420,829.29 and 184,077.18

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Solution

The fourth proportional to 304,938.09, 420,829.29 and 184,077.18 is: 254,035.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,938.09 : 420,829.29 = 184,077.18 : x
  2. Step 2: Convert to fraction form
    304,938.09/420,829.29 = 184,077.18/x
  3. Step 3: Cross multiply
    304,938.09x = 420,829.29 × 184,077.18
  4. Step 4: Simplify right side
    304,938.09x = 77,465,068,964.60
  5. Step 5: Solve for x
    x = 77,465,068,964.60/304,938.09
  6. Step 6: Final answer
    x = 254,035.40

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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.