Home / 675,922.89-932,772.21-369,999.34

Finding the Fourth Proportional to 675,922.89, 932,772.21 and 369,999.34

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Solution

The fourth proportional to 675,922.89, 932,772.21 and 369,999.34 is: 510,598.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,922.89 : 932,772.21 = 369,999.34 : x
  2. Step 2: Convert to fraction form
    675,922.89/932,772.21 = 369,999.34/x
  3. Step 3: Cross multiply
    675,922.89x = 932,772.21 × 369,999.34
  4. Step 4: Simplify right side
    675,922.89x = 345,125,102,070.34
  5. Step 5: Solve for x
    x = 345,125,102,070.34/675,922.89
  6. Step 6: Final answer
    x = 510,598.33

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1.5x scale

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.