Home / 450,124.83-674,836.68-225,369.45

Finding the Fourth Proportional to 450,124.83, 674,836.68 and 225,369.45

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Solution

The fourth proportional to 450,124.83, 674,836.68 and 225,369.45 is: 337,878.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,124.83 : 674,836.68 = 225,369.45 : x
  2. Step 2: Convert to fraction form
    450,124.83/674,836.68 = 225,369.45/x
  3. Step 3: Cross multiply
    450,124.83x = 674,836.68 × 225,369.45
  4. Step 4: Simplify right side
    450,124.83x = 152,087,571,411.43
  5. Step 5: Solve for x
    x = 152,087,571,411.43/450,124.83
  6. Step 6: Final answer
    x = 337,878.65

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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.