Home / 692,442.38-1,038,798.23-265,947

Finding the Fourth Proportional to 692,442.38, 1,038,798.23 and 265,947

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Solution

The fourth proportional to 692,442.38, 1,038,798.23 and 265,947 is: 398,972.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,442.38 : 1,038,798.23 = 265,947 : x
  2. Step 2: Convert to fraction form
    692,442.38/1,038,798.23 = 265,947/x
  3. Step 3: Cross multiply
    692,442.38x = 1,038,798.23 × 265,947
  4. Step 4: Simplify right side
    692,442.38x = 276,265,271,544.08
  5. Step 5: Solve for x
    x = 276,265,271,544.08/692,442.38
  6. Step 6: Final answer
    x = 398,972.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.