Home / 755,955.21-1,134,098.72-555,668.39

Finding the Fourth Proportional to 755,955.21, 1,134,098.72 and 555,668.39

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Solution

The fourth proportional to 755,955.21, 1,134,098.72 and 555,668.39 is: 833,624.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,955.21 : 1,134,098.72 = 555,668.39 : x
  2. Step 2: Convert to fraction form
    755,955.21/1,134,098.72 = 555,668.39/x
  3. Step 3: Cross multiply
    755,955.21x = 1,134,098.72 × 555,668.39
  4. Step 4: Simplify right side
    755,955.21x = 630,182,804,172.97
  5. Step 5: Solve for x
    x = 630,182,804,172.97/755,955.21
  6. Step 6: Final answer
    x = 833,624.53

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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.