Home / 843,819.22-1,164,466.29-456,634.36

Finding the Fourth Proportional to 843,819.22, 1,164,466.29 and 456,634.36

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Solution

The fourth proportional to 843,819.22, 1,164,466.29 and 456,634.36 is: 630,153.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,819.22 : 1,164,466.29 = 456,634.36 : x
  2. Step 2: Convert to fraction form
    843,819.22/1,164,466.29 = 456,634.36/x
  3. Step 3: Cross multiply
    843,819.22x = 1,164,466.29 × 456,634.36
  4. Step 4: Simplify right side
    843,819.22x = 531,735,319,075.72
  5. Step 5: Solve for x
    x = 531,735,319,075.72/843,819.22
  6. Step 6: Final answer
    x = 630,153.13

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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.