Home / 739,240.49-1,109,881.84-510,973.78

Finding the Fourth Proportional to 739,240.49, 1,109,881.84 and 510,973.78

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Solution

The fourth proportional to 739,240.49, 1,109,881.84 and 510,973.78 is: 767,166.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,240.49 : 1,109,881.84 = 510,973.78 : x
  2. Step 2: Convert to fraction form
    739,240.49/1,109,881.84 = 510,973.78/x
  3. Step 3: Cross multiply
    739,240.49x = 1,109,881.84 × 510,973.78
  4. Step 4: Simplify right side
    739,240.49x = 567,120,515,086.02
  5. Step 5: Solve for x
    x = 567,120,515,086.02/739,240.49
  6. Step 6: Final answer
    x = 767,166.47

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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.