Home / 436,850.16-602,788.20-245,852.16

Finding the Fourth Proportional to 436,850.16, 602,788.20 and 245,852.16

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Solution

The fourth proportional to 436,850.16, 602,788.20 and 245,852.16 is: 339,239.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,850.16 : 602,788.20 = 245,852.16 : x
  2. Step 2: Convert to fraction form
    436,850.16/602,788.20 = 245,852.16/x
  3. Step 3: Cross multiply
    436,850.16x = 602,788.20 × 245,852.16
  4. Step 4: Simplify right side
    436,850.16x = 148,196,780,992.51
  5. Step 5: Solve for x
    x = 148,196,780,992.51/436,850.16
  6. Step 6: Final answer
    x = 339,239.39

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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.