Home / 669,259.04-1,003,901.40-163,824.32

Finding the Fourth Proportional to 669,259.04, 1,003,901.40 and 163,824.32

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Solution

The fourth proportional to 669,259.04, 1,003,901.40 and 163,824.32 is: 245,739.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,259.04 : 1,003,901.40 = 163,824.32 : x
  2. Step 2: Convert to fraction form
    669,259.04/1,003,901.40 = 163,824.32/x
  3. Step 3: Cross multiply
    669,259.04x = 1,003,901.40 × 163,824.32
  4. Step 4: Simplify right side
    669,259.04x = 164,463,464,202.05
  5. Step 5: Solve for x
    x = 164,463,464,202.05/669,259.04
  6. Step 6: Final answer
    x = 245,739.62

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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.