Home / 920,310.84-1,270,652.40-576,284.80

Finding the Fourth Proportional to 920,310.84, 1,270,652.40 and 576,284.80

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Solution

The fourth proportional to 920,310.84, 1,270,652.40 and 576,284.80 is: 795,663.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,310.84 : 1,270,652.40 = 576,284.80 : x
  2. Step 2: Convert to fraction form
    920,310.84/1,270,652.40 = 576,284.80/x
  3. Step 3: Cross multiply
    920,310.84x = 1,270,652.40 × 576,284.80
  4. Step 4: Simplify right side
    920,310.84x = 732,257,664,203.52
  5. Step 5: Solve for x
    x = 732,257,664,203.52/920,310.84
  6. Step 6: Final answer
    x = 795,663.41

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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.