Home / 436,815.64-602,705.84-245,759.32

Finding the Fourth Proportional to 436,815.64, 602,705.84 and 245,759.32

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Solution

The fourth proportional to 436,815.64, 602,705.84 and 245,759.32 is: 339,091.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,815.64 : 602,705.84 = 245,759.32 : x
  2. Step 2: Convert to fraction form
    436,815.64/602,705.84 = 245,759.32/x
  3. Step 3: Cross multiply
    436,815.64x = 602,705.84 × 245,759.32
  4. Step 4: Simplify right side
    436,815.64x = 148,120,577,398.43
  5. Step 5: Solve for x
    x = 148,120,577,398.43/436,815.64
  6. Step 6: Final answer
    x = 339,091.74

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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.