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Finding the Fourth Proportional to 425,727.22, 586,893.11 and 334,925.49

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Solution

The fourth proportional to 425,727.22, 586,893.11 and 334,925.49 is: 461,716.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,727.22 : 586,893.11 = 334,925.49 : x
  2. Step 2: Convert to fraction form
    425,727.22/586,893.11 = 334,925.49/x
  3. Step 3: Cross multiply
    425,727.22x = 586,893.11 × 334,925.49
  4. Step 4: Simplify right side
    425,727.22x = 196,565,460,347.22
  5. Step 5: Solve for x
    x = 196,565,460,347.22/425,727.22
  6. Step 6: Final answer
    x = 461,716.92

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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.