Home / 450,921.10-676,061.28-226,119.37

Finding the Fourth Proportional to 450,921.10, 676,061.28 and 226,119.37

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Solution

The fourth proportional to 450,921.10, 676,061.28 and 226,119.37 is: 339,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,921.10 : 676,061.28 = 226,119.37 : x
  2. Step 2: Convert to fraction form
    450,921.10/676,061.28 = 226,119.37/x
  3. Step 3: Cross multiply
    450,921.10x = 676,061.28 × 226,119.37
  4. Step 4: Simplify right side
    450,921.10x = 152,870,550,714.99
  5. Step 5: Solve for x
    x = 152,870,550,714.99/450,921.10
  6. Step 6: Final answer
    x = 339,018.40

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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.