Home / 436,433.16-602,273.83-245,442.45

Finding the Fourth Proportional to 436,433.16, 602,273.83 and 245,442.45

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Solution

The fourth proportional to 436,433.16, 602,273.83 and 245,442.45 is: 338,708.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,433.16 : 602,273.83 = 245,442.45 : x
  2. Step 2: Convert to fraction form
    436,433.16/602,273.83 = 245,442.45/x
  3. Step 3: Cross multiply
    436,433.16x = 602,273.83 × 245,442.45
  4. Step 4: Simplify right side
    436,433.16x = 147,823,566,511.21
  5. Step 5: Solve for x
    x = 147,823,566,511.21/436,433.16
  6. Step 6: Final answer
    x = 338,708.37

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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.