Home / 762,080.72-1,142,887.62-526,934.48

Finding the Fourth Proportional to 762,080.72, 1,142,887.62 and 526,934.48

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Solution

The fourth proportional to 762,080.72, 1,142,887.62 and 526,934.48 is: 790,240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,080.72 : 1,142,887.62 = 526,934.48 : x
  2. Step 2: Convert to fraction form
    762,080.72/1,142,887.62 = 526,934.48/x
  3. Step 3: Cross multiply
    762,080.72x = 1,142,887.62 × 526,934.48
  4. Step 4: Simplify right side
    762,080.72x = 602,226,893,743.14
  5. Step 5: Solve for x
    x = 602,226,893,743.14/762,080.72
  6. Step 6: Final answer
    x = 790,240.30

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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.