Home / 762,482.34-1,052,116.34-456,485.51

Finding the Fourth Proportional to 762,482.34, 1,052,116.34 and 456,485.51

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Solution

The fourth proportional to 762,482.34, 1,052,116.34 and 456,485.51 is: 629,884.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,482.34 : 1,052,116.34 = 456,485.51 : x
  2. Step 2: Convert to fraction form
    762,482.34/1,052,116.34 = 456,485.51/x
  3. Step 3: Cross multiply
    762,482.34x = 1,052,116.34 × 456,485.51
  4. Step 4: Simplify right side
    762,482.34x = 480,275,856,501.22
  5. Step 5: Solve for x
    x = 480,275,856,501.22/762,482.34
  6. Step 6: Final answer
    x = 629,884.56

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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.