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Finding the Fourth Proportional to 433,355.90, 598,012.89 and 252,068.18

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Solution

The fourth proportional to 433,355.90, 598,012.89 and 252,068.18 is: 347,843.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,355.90 : 598,012.89 = 252,068.18 : x
  2. Step 2: Convert to fraction form
    433,355.90/598,012.89 = 252,068.18/x
  3. Step 3: Cross multiply
    433,355.90x = 598,012.89 × 252,068.18
  4. Step 4: Simplify right side
    433,355.90x = 150,740,020,798.84
  5. Step 5: Solve for x
    x = 150,740,020,798.84/433,355.90
  6. Step 6: Final answer
    x = 347,843.47

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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.