Home / 1,009,482.56-1,512,357.60-509,652.80

Finding the Fourth Proportional to 1,009,482.56, 1,512,357.60 and 509,652.80

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Solution

The fourth proportional to 1,009,482.56, 1,512,357.60 and 509,652.80 is: 763,537.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,482.56 : 1,512,357.60 = 509,652.80 : x
  2. Step 2: Convert to fraction form
    1,009,482.56/1,512,357.60 = 509,652.80/x
  3. Step 3: Cross multiply
    1,009,482.56x = 1,512,357.60 × 509,652.80
  4. Step 4: Simplify right side
    1,009,482.56x = 770,777,285,441.28
  5. Step 5: Solve for x
    x = 770,777,285,441.28/1,009,482.56
  6. Step 6: Final answer
    x = 763,537.00

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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.