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Finding the Fourth Proportional to 614,808, 848,448 and 346,536

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Solution

The fourth proportional to 614,808, 848,448 and 346,536 is: 478,226.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,808 : 848,448 = 346,536 : x
  2. Step 2: Convert to fraction form
    614,808/848,448 = 346,536/x
  3. Step 3: Cross multiply
    614,808x = 848,448 × 346,536
  4. Step 4: Simplify right side
    614,808x = 294,017,776,128
  5. Step 5: Solve for x
    x = 294,017,776,128/614,808
  6. Step 6: Final answer
    x = 478,226.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.