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Finding the Fourth Proportional to 433,395.38, 598,074.10 and 239,798.04

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Solution

The fourth proportional to 433,395.38, 598,074.10 and 239,798.04 is: 330,914.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,395.38 : 598,074.10 = 239,798.04 : x
  2. Step 2: Convert to fraction form
    433,395.38/598,074.10 = 239,798.04/x
  3. Step 3: Cross multiply
    433,395.38x = 598,074.10 × 239,798.04
  4. Step 4: Simplify right side
    433,395.38x = 143,416,994,112.49
  5. Step 5: Solve for x
    x = 143,416,994,112.49/433,395.38
  6. Step 6: Final answer
    x = 330,914.91

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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.