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Finding the Fourth Proportional to 676,632.56, 933,752.41 and 370,728.02

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Solution

The fourth proportional to 676,632.56, 933,752.41 and 370,728.02 is: 511,604.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,632.56 : 933,752.41 = 370,728.02 : x
  2. Step 2: Convert to fraction form
    676,632.56/933,752.41 = 370,728.02/x
  3. Step 3: Cross multiply
    676,632.56x = 933,752.41 × 370,728.02
  4. Step 4: Simplify right side
    676,632.56x = 346,168,183,537.09
  5. Step 5: Solve for x
    x = 346,168,183,537.09/676,632.56
  6. Step 6: Final answer
    x = 511,604.39

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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.