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Finding the Fourth Proportional to 416,426.07, 574,762.85 and 270,975.53

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Solution

The fourth proportional to 416,426.07, 574,762.85 and 270,975.53 is: 374,007.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,426.07 : 574,762.85 = 270,975.53 : x
  2. Step 2: Convert to fraction form
    416,426.07/574,762.85 = 270,975.53/x
  3. Step 3: Cross multiply
    416,426.07x = 574,762.85 × 270,975.53
  4. Step 4: Simplify right side
    416,426.07x = 155,746,663,674.37
  5. Step 5: Solve for x
    x = 155,746,663,674.37/416,426.07
  6. Step 6: Final answer
    x = 374,007.96

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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.