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Finding the Fourth Proportional to 304,471.68, 456,539.84 and 94,051.20

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Solution

The fourth proportional to 304,471.68, 456,539.84 and 94,051.20 is: 141,025.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,471.68 : 456,539.84 = 94,051.20 : x
  2. Step 2: Convert to fraction form
    304,471.68/456,539.84 = 94,051.20/x
  3. Step 3: Cross multiply
    304,471.68x = 456,539.84 × 94,051.20
  4. Step 4: Simplify right side
    304,471.68x = 42,938,119,799.81
  5. Step 5: Solve for x
    x = 42,938,119,799.81/304,471.68
  6. Step 6: Final answer
    x = 141,025.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.