Home / 452,376.48-677,530.91-215,885.24

Finding the Fourth Proportional to 452,376.48, 677,530.91 and 215,885.24

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Solution

The fourth proportional to 452,376.48, 677,530.91 and 215,885.24 is: 323,334.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,376.48 : 677,530.91 = 215,885.24 : x
  2. Step 2: Convert to fraction form
    452,376.48/677,530.91 = 215,885.24/x
  3. Step 3: Cross multiply
    452,376.48x = 677,530.91 × 215,885.24
  4. Step 4: Simplify right side
    452,376.48x = 146,268,923,112.77
  5. Step 5: Solve for x
    x = 146,268,923,112.77/452,376.48
  6. Step 6: Final answer
    x = 323,334.50

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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.