Home / 964,217.67-1,330,631.22-550,809.21

Finding the Fourth Proportional to 964,217.67, 1,330,631.22 and 550,809.21

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Solution

The fourth proportional to 964,217.67, 1,330,631.22 and 550,809.21 is: 760,122.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,217.67 : 1,330,631.22 = 550,809.21 : x
  2. Step 2: Convert to fraction form
    964,217.67/1,330,631.22 = 550,809.21/x
  3. Step 3: Cross multiply
    964,217.67x = 1,330,631.22 × 550,809.21
  4. Step 4: Simplify right side
    964,217.67x = 732,923,931,089.54
  5. Step 5: Solve for x
    x = 732,923,931,089.54/964,217.67
  6. Step 6: Final answer
    x = 760,122.90

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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.