Home / 314,824.18-434,623.50-252,899.32

Finding the Fourth Proportional to 314,824.18, 434,623.50 and 252,899.32

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Solution

The fourth proportional to 314,824.18, 434,623.50 and 252,899.32 is: 349,134.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,824.18 : 434,623.50 = 252,899.32 : x
  2. Step 2: Convert to fraction form
    314,824.18/434,623.50 = 252,899.32/x
  3. Step 3: Cross multiply
    314,824.18x = 434,623.50 × 252,899.32
  4. Step 4: Simplify right side
    314,824.18x = 109,915,987,606.02
  5. Step 5: Solve for x
    x = 109,915,987,606.02/314,824.18
  6. Step 6: Final answer
    x = 349,134.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.