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Finding the Fourth Proportional to 304,300.60, 456,450.90 and 126,934.90

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Solution

The fourth proportional to 304,300.60, 456,450.90 and 126,934.90 is: 190,402.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,300.60 : 456,450.90 = 126,934.90 : x
  2. Step 2: Convert to fraction form
    304,300.60/456,450.90 = 126,934.90/x
  3. Step 3: Cross multiply
    304,300.60x = 456,450.90 × 126,934.90
  4. Step 4: Simplify right side
    304,300.60x = 57,939,549,346.41
  5. Step 5: Solve for x
    x = 57,939,549,346.41/304,300.60
  6. Step 6: Final answer
    x = 190,402.35

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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.