Home / 509,500.22-764,267.34-229,018.28

Finding the Fourth Proportional to 509,500.22, 764,267.34 and 229,018.28

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Solution

The fourth proportional to 509,500.22, 764,267.34 and 229,018.28 is: 343,535.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    509,500.22 : 764,267.34 = 229,018.28 : x
  2. Step 2: Convert to fraction form
    509,500.22/764,267.34 = 229,018.28/x
  3. Step 3: Cross multiply
    509,500.22x = 764,267.34 × 229,018.28
  4. Step 4: Simplify right side
    509,500.22x = 175,031,191,666.98
  5. Step 5: Solve for x
    x = 175,031,191,666.98/509,500.22
  6. Step 6: Final answer
    x = 343,535.07

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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.