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Finding the Fourth Proportional to 472,950.40, 709,425.60 and 295,803.40

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Solution

The fourth proportional to 472,950.40, 709,425.60 and 295,803.40 is: 443,705.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,950.40 : 709,425.60 = 295,803.40 : x
  2. Step 2: Convert to fraction form
    472,950.40/709,425.60 = 295,803.40/x
  3. Step 3: Cross multiply
    472,950.40x = 709,425.60 × 295,803.40
  4. Step 4: Simplify right side
    472,950.40x = 209,850,504,527.04
  5. Step 5: Solve for x
    x = 209,850,504,527.04/472,950.40
  6. Step 6: Final answer
    x = 443,705.10

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.