Home / 893,139.04-1,232,182.80-510,961.12

Finding the Fourth Proportional to 893,139.04, 1,232,182.80 and 510,961.12

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Solution

The fourth proportional to 893,139.04, 1,232,182.80 and 510,961.12 is: 704,926.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,139.04 : 1,232,182.80 = 510,961.12 : x
  2. Step 2: Convert to fraction form
    893,139.04/1,232,182.80 = 510,961.12/x
  3. Step 3: Cross multiply
    893,139.04x = 1,232,182.80 × 510,961.12
  4. Step 4: Simplify right side
    893,139.04x = 629,597,503,532.74
  5. Step 5: Solve for x
    x = 629,597,503,532.74/893,139.04
  6. Step 6: Final answer
    x = 704,926.64

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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.