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Finding the Fourth Proportional to 570,995.26, 787,616.94 and 367,311.67

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Solution

The fourth proportional to 570,995.26, 787,616.94 and 367,311.67 is: 506,660.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,995.26 : 787,616.94 = 367,311.67 : x
  2. Step 2: Convert to fraction form
    570,995.26/787,616.94 = 367,311.67/x
  3. Step 3: Cross multiply
    570,995.26x = 787,616.94 × 367,311.67
  4. Step 4: Simplify right side
    570,995.26x = 289,300,893,551.69
  5. Step 5: Solve for x
    x = 289,300,893,551.69/570,995.26
  6. Step 6: Final answer
    x = 506,660.76

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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.