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Finding the Fourth Proportional to 437,422.28, 599,705.88 and 429,450.68

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Solution

The fourth proportional to 437,422.28, 599,705.88 and 429,450.68 is: 588,776.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,422.28 : 599,705.88 = 429,450.68 : x
  2. Step 2: Convert to fraction form
    437,422.28/599,705.88 = 429,450.68/x
  3. Step 3: Cross multiply
    437,422.28x = 599,705.88 × 429,450.68
  4. Step 4: Simplify right side
    437,422.28x = 257,544,097,966.00
  5. Step 5: Solve for x
    x = 257,544,097,966.00/437,422.28
  6. Step 6: Final answer
    x = 588,776.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.