Home / 790,883.44-1,188,217.73-507,129.91

Finding the Fourth Proportional to 790,883.44, 1,188,217.73 and 507,129.91

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Solution

The fourth proportional to 790,883.44, 1,188,217.73 and 507,129.91 is: 761,908.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,883.44 : 1,188,217.73 = 507,129.91 : x
  2. Step 2: Convert to fraction form
    790,883.44/1,188,217.73 = 507,129.91/x
  3. Step 3: Cross multiply
    790,883.44x = 1,188,217.73 × 507,129.91
  4. Step 4: Simplify right side
    790,883.44x = 602,580,754,030.01
  5. Step 5: Solve for x
    x = 602,580,754,030.01/790,883.44
  6. Step 6: Final answer
    x = 761,908.42

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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.