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Finding the Fourth Proportional to 304,284.32, 456,436.89 and 104,603

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Solution

The fourth proportional to 304,284.32, 456,436.89 and 104,603 is: 156,908.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,284.32 : 456,436.89 = 104,603 : x
  2. Step 2: Convert to fraction form
    304,284.32/456,436.89 = 104,603/x
  3. Step 3: Cross multiply
    304,284.32x = 456,436.89 × 104,603
  4. Step 4: Simplify right side
    304,284.32x = 47,744,668,004.67
  5. Step 5: Solve for x
    x = 47,744,668,004.67/304,284.32
  6. Step 6: Final answer
    x = 156,908.08

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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.