Home / 675,746.89-932,438.66-403,757.33

Finding the Fourth Proportional to 675,746.89, 932,438.66 and 403,757.33

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Solution

The fourth proportional to 675,746.89, 932,438.66 and 403,757.33 is: 557,130.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,746.89 : 932,438.66 = 403,757.33 : x
  2. Step 2: Convert to fraction form
    675,746.89/932,438.66 = 403,757.33/x
  3. Step 3: Cross multiply
    675,746.89x = 932,438.66 × 403,757.33
  4. Step 4: Simplify right side
    675,746.89x = 376,478,937,069.40
  5. Step 5: Solve for x
    x = 376,478,937,069.40/675,746.89
  6. Step 6: Final answer
    x = 557,130.11

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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.