Home / 450,720.17-675,097.64-225,688.12

Finding the Fourth Proportional to 450,720.17, 675,097.64 and 225,688.12

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Solution

The fourth proportional to 450,720.17, 675,097.64 and 225,688.12 is: 338,040.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,720.17 : 675,097.64 = 225,688.12 : x
  2. Step 2: Convert to fraction form
    450,720.17/675,097.64 = 225,688.12/x
  3. Step 3: Cross multiply
    450,720.17x = 675,097.64 × 225,688.12
  4. Step 4: Simplify right side
    450,720.17x = 152,361,517,188.04
  5. Step 5: Solve for x
    x = 152,361,517,188.04/450,720.17
  6. Step 6: Final answer
    x = 338,040.16

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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.