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Finding the Fourth Proportional to 304,546.77, 420,317.51 and 177,263.37

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Solution

The fourth proportional to 304,546.77, 420,317.51 and 177,263.37 is: 244,648.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,546.77 : 420,317.51 = 177,263.37 : x
  2. Step 2: Convert to fraction form
    304,546.77/420,317.51 = 177,263.37/x
  3. Step 3: Cross multiply
    304,546.77x = 420,317.51 × 177,263.37
  4. Step 4: Simplify right side
    304,546.77x = 74,506,897,406.29
  5. Step 5: Solve for x
    x = 74,506,897,406.29/304,546.77
  6. Step 6: Final answer
    x = 244,648.46

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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.