Home / 774,494.64-1,068,816.33-430,362.36

Finding the Fourth Proportional to 774,494.64, 1,068,816.33 and 430,362.36

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Solution

The fourth proportional to 774,494.64, 1,068,816.33 and 430,362.36 is: 593,907.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,494.64 : 1,068,816.33 = 430,362.36 : x
  2. Step 2: Convert to fraction form
    774,494.64/1,068,816.33 = 430,362.36/x
  3. Step 3: Cross multiply
    774,494.64x = 1,068,816.33 × 430,362.36
  4. Step 4: Simplify right side
    774,494.64x = 459,978,318,185.34
  5. Step 5: Solve for x
    x = 459,978,318,185.34/774,494.64
  6. Step 6: Final answer
    x = 593,907.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.