Home / 377,022.70-565,534.05-216,934.30

Finding the Fourth Proportional to 377,022.70, 565,534.05 and 216,934.30

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Solution

The fourth proportional to 377,022.70, 565,534.05 and 216,934.30 is: 325,401.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,022.70 : 565,534.05 = 216,934.30 : x
  2. Step 2: Convert to fraction form
    377,022.70/565,534.05 = 216,934.30/x
  3. Step 3: Cross multiply
    377,022.70x = 565,534.05 × 216,934.30
  4. Step 4: Simplify right side
    377,022.70x = 122,683,733,262.92
  5. Step 5: Solve for x
    x = 122,683,733,262.92/377,022.70
  6. Step 6: Final answer
    x = 325,401.45

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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.