Home / 379,344.02-523,488.64-207,258.29

Finding the Fourth Proportional to 379,344.02, 523,488.64 and 207,258.29

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Solution

The fourth proportional to 379,344.02, 523,488.64 and 207,258.29 is: 286,013.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,344.02 : 523,488.64 = 207,258.29 : x
  2. Step 2: Convert to fraction form
    379,344.02/523,488.64 = 207,258.29/x
  3. Step 3: Cross multiply
    379,344.02x = 523,488.64 × 207,258.29
  4. Step 4: Simplify right side
    379,344.02x = 108,497,359,324.53
  5. Step 5: Solve for x
    x = 108,497,359,324.53/379,344.02
  6. Step 6: Final answer
    x = 286,013.10

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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.