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Finding the Fourth Proportional to 325,848.30, 456,809.70 and 325,848.30

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Solution

The fourth proportional to 325,848.30, 456,809.70 and 325,848.30 is: 456,809.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,848.30 : 456,809.70 = 325,848.30 : x
  2. Step 2: Convert to fraction form
    325,848.30/456,809.70 = 325,848.30/x
  3. Step 3: Cross multiply
    325,848.30x = 456,809.70 × 325,848.30
  4. Step 4: Simplify right side
    325,848.30x = 148,850,664,168.51
  5. Step 5: Solve for x
    x = 148,850,664,168.51/325,848.30
  6. Step 6: Final answer
    x = 456,809.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.