Home / 509,944.10-764,260.05-310,052.30

Finding the Fourth Proportional to 509,944.10, 764,260.05 and 310,052.30

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Solution

The fourth proportional to 509,944.10, 764,260.05 and 310,052.30 is: 464,679.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,944.10 : 764,260.05 = 310,052.30 : x
  2. Step 2: Convert to fraction form
    509,944.10/764,260.05 = 310,052.30/x
  3. Step 3: Cross multiply
    509,944.10x = 764,260.05 × 310,052.30
  4. Step 4: Simplify right side
    509,944.10x = 236,960,586,300.62
  5. Step 5: Solve for x
    x = 236,960,586,300.62/509,944.10
  6. Step 6: Final answer
    x = 464,679.53

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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.