Home / 545,054.88-751,751.28-464,748.96

Finding the Fourth Proportional to 545,054.88, 751,751.28 and 464,748.96

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Solution

The fourth proportional to 545,054.88, 751,751.28 and 464,748.96 is: 640,991.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,054.88 : 751,751.28 = 464,748.96 : x
  2. Step 2: Convert to fraction form
    545,054.88/751,751.28 = 464,748.96/x
  3. Step 3: Cross multiply
    545,054.88x = 751,751.28 × 464,748.96
  4. Step 4: Simplify right side
    545,054.88x = 349,375,625,558.67
  5. Step 5: Solve for x
    x = 349,375,625,558.67/545,054.88
  6. Step 6: Final answer
    x = 640,991.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.