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Finding the Fourth Proportional to 334,023.65, 501,035.48 and 84,705.65

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Solution

The fourth proportional to 334,023.65, 501,035.48 and 84,705.65 is: 127,058.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,023.65 : 501,035.48 = 84,705.65 : x
  2. Step 2: Convert to fraction form
    334,023.65/501,035.48 = 84,705.65/x
  3. Step 3: Cross multiply
    334,023.65x = 501,035.48 × 84,705.65
  4. Step 4: Simplify right side
    334,023.65x = 42,440,535,582.93
  5. Step 5: Solve for x
    x = 42,440,535,582.93/334,023.65
  6. Step 6: Final answer
    x = 127,058.48

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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.