Home / 945,922.38-1,303,154.91-658,923.18

Finding the Fourth Proportional to 945,922.38, 1,303,154.91 and 658,923.18

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Solution

The fourth proportional to 945,922.38, 1,303,154.91 and 658,923.18 is: 907,768.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,922.38 : 1,303,154.91 = 658,923.18 : x
  2. Step 2: Convert to fraction form
    945,922.38/1,303,154.91 = 658,923.18/x
  3. Step 3: Cross multiply
    945,922.38x = 1,303,154.91 × 658,923.18
  4. Step 4: Simplify right side
    945,922.38x = 858,678,977,329.81
  5. Step 5: Solve for x
    x = 858,678,977,329.81/945,922.38
  6. Step 6: Final answer
    x = 907,768.96

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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.