Home / 759,159.58-1,138,352.01-253,538.38

Finding the Fourth Proportional to 759,159.58, 1,138,352.01 and 253,538.38

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Solution

The fourth proportional to 759,159.58, 1,138,352.01 and 253,538.38 is: 380,178.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,159.58 : 1,138,352.01 = 253,538.38 : x
  2. Step 2: Convert to fraction form
    759,159.58/1,138,352.01 = 253,538.38/x
  3. Step 3: Cross multiply
    759,159.58x = 1,138,352.01 × 253,538.38
  4. Step 4: Simplify right side
    759,159.58x = 288,615,924,485.14
  5. Step 5: Solve for x
    x = 288,615,924,485.14/759,159.58
  6. Step 6: Final answer
    x = 380,178.20

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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.