Home / 671,071.29-926,078.38-369,265.29

Finding the Fourth Proportional to 671,071.29, 926,078.38 and 369,265.29

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Solution

The fourth proportional to 671,071.29, 926,078.38 and 369,265.29 is: 509,586.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,071.29 : 926,078.38 = 369,265.29 : x
  2. Step 2: Convert to fraction form
    671,071.29/926,078.38 = 369,265.29/x
  3. Step 3: Cross multiply
    671,071.29x = 926,078.38 × 369,265.29
  4. Step 4: Simplify right side
    671,071.29x = 341,968,601,553.43
  5. Step 5: Solve for x
    x = 341,968,601,553.43/671,071.29
  6. Step 6: Final answer
    x = 509,586.10

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Double scale
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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.