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Finding the Fourth Proportional to 304,308.86, 456,487.05 and 101,905.73

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Solution

The fourth proportional to 304,308.86, 456,487.05 and 101,905.73 is: 152,866.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,308.86 : 456,487.05 = 101,905.73 : x
  2. Step 2: Convert to fraction form
    304,308.86/456,487.05 = 101,905.73/x
  3. Step 3: Cross multiply
    304,308.86x = 456,487.05 × 101,905.73
  4. Step 4: Simplify right side
    304,308.86x = 46,518,643,783.36
  5. Step 5: Solve for x
    x = 46,518,643,783.36/304,308.86
  6. Step 6: Final answer
    x = 152,866.55

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1.5x scale

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.