Home / 522,945.28-784,428.84-148,968.28

Finding the Fourth Proportional to 522,945.28, 784,428.84 and 148,968.28

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Solution

The fourth proportional to 522,945.28, 784,428.84 and 148,968.28 is: 223,455.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,945.28 : 784,428.84 = 148,968.28 : x
  2. Step 2: Convert to fraction form
    522,945.28/784,428.84 = 148,968.28/x
  3. Step 3: Cross multiply
    522,945.28x = 784,428.84 × 148,968.28
  4. Step 4: Simplify right side
    522,945.28x = 116,855,015,077.20
  5. Step 5: Solve for x
    x = 116,855,015,077.20/522,945.28
  6. Step 6: Final answer
    x = 223,455.53

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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.