Home / 436,928.72-602,962.92-245,945.04

Finding the Fourth Proportional to 436,928.72, 602,962.92 and 245,945.04

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Solution

The fourth proportional to 436,928.72, 602,962.92 and 245,945.04 is: 339,404.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,928.72 : 602,962.92 = 245,945.04 : x
  2. Step 2: Convert to fraction form
    436,928.72/602,962.92 = 245,945.04/x
  3. Step 3: Cross multiply
    436,928.72x = 602,962.92 × 245,945.04
  4. Step 4: Simplify right side
    436,928.72x = 148,295,739,477.92
  5. Step 5: Solve for x
    x = 148,295,739,477.92/436,928.72
  6. Step 6: Final answer
    x = 339,404.88

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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.