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Finding the Fourth Proportional to 614,672.90, 848,245.44 and 356,602.04

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Solution

The fourth proportional to 614,672.90, 848,245.44 and 356,602.04 is: 492,108.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,672.90 : 848,245.44 = 356,602.04 : x
  2. Step 2: Convert to fraction form
    614,672.90/848,245.44 = 356,602.04/x
  3. Step 3: Cross multiply
    614,672.90x = 848,245.44 × 356,602.04
  4. Step 4: Simplify right side
    614,672.90x = 302,486,054,324.70
  5. Step 5: Solve for x
    x = 302,486,054,324.70/614,672.90
  6. Step 6: Final answer
    x = 492,108.98

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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.