Home / 567,927.51-851,642.65-212,692.42

Finding the Fourth Proportional to 567,927.51, 851,642.65 and 212,692.42

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Solution

The fourth proportional to 567,927.51, 851,642.65 and 212,692.42 is: 318,945.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,927.51 : 851,642.65 = 212,692.42 : x
  2. Step 2: Convert to fraction form
    567,927.51/851,642.65 = 212,692.42/x
  3. Step 3: Cross multiply
    567,927.51x = 851,642.65 × 212,692.42
  4. Step 4: Simplify right side
    567,927.51x = 181,137,936,203.71
  5. Step 5: Solve for x
    x = 181,137,936,203.71/567,927.51
  6. Step 6: Final answer
    x = 318,945.52

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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.