Home / 962,972.34-1,328,899.68-555,071.48

Finding the Fourth Proportional to 962,972.34, 1,328,899.68 and 555,071.48

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Solution

The fourth proportional to 962,972.34, 1,328,899.68 and 555,071.48 is: 765,997.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,972.34 : 1,328,899.68 = 555,071.48 : x
  2. Step 2: Convert to fraction form
    962,972.34/1,328,899.68 = 555,071.48/x
  3. Step 3: Cross multiply
    962,972.34x = 1,328,899.68 × 555,071.48
  4. Step 4: Simplify right side
    962,972.34x = 737,634,312,149.13
  5. Step 5: Solve for x
    x = 737,634,312,149.13/962,972.34
  6. Step 6: Final answer
    x = 765,997.40

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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.