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Finding the Fourth Proportional to 614,549.22, 848,085.42 and 356,485.92

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Solution

The fourth proportional to 614,549.22, 848,085.42 and 356,485.92 is: 491,954.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,549.22 : 848,085.42 = 356,485.92 : x
  2. Step 2: Convert to fraction form
    614,549.22/848,085.42 = 356,485.92/x
  3. Step 3: Cross multiply
    614,549.22x = 848,085.42 × 356,485.92
  4. Step 4: Simplify right side
    614,549.22x = 302,330,511,187.29
  5. Step 5: Solve for x
    x = 302,330,511,187.29/614,549.22
  6. Step 6: Final answer
    x = 491,954.92

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1.5x scale

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.