Home / 768,011.67-1,153,015.43-590,644.35

Finding the Fourth Proportional to 768,011.67, 1,153,015.43 and 590,644.35

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Solution

The fourth proportional to 768,011.67, 1,153,015.43 and 590,644.35 is: 886,733.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,011.67 : 1,153,015.43 = 590,644.35 : x
  2. Step 2: Convert to fraction form
    768,011.67/1,153,015.43 = 590,644.35/x
  3. Step 3: Cross multiply
    768,011.67x = 1,153,015.43 × 590,644.35
  4. Step 4: Simplify right side
    768,011.67x = 681,022,046,239.10
  5. Step 5: Solve for x
    x = 681,022,046,239.10/768,011.67
  6. Step 6: Final answer
    x = 886,733.98

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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.