Home / 436,485.72-602,344.36-245,499.04

Finding the Fourth Proportional to 436,485.72, 602,344.36 and 245,499.04

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Solution

The fourth proportional to 436,485.72, 602,344.36 and 245,499.04 is: 338,785.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,485.72 : 602,344.36 = 245,499.04 : x
  2. Step 2: Convert to fraction form
    436,485.72/602,344.36 = 245,499.04/x
  3. Step 3: Cross multiply
    436,485.72x = 602,344.36 × 245,499.04
  4. Step 4: Simplify right side
    436,485.72x = 147,874,962,129.41
  5. Step 5: Solve for x
    x = 147,874,962,129.41/436,485.72
  6. Step 6: Final answer
    x = 338,785.34

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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.