Home / 753,624.26-1,039,941.14-431,260.46

Finding the Fourth Proportional to 753,624.26, 1,039,941.14 and 431,260.46

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Solution

The fourth proportional to 753,624.26, 1,039,941.14 and 431,260.46 is: 595,104.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,624.26 : 1,039,941.14 = 431,260.46 : x
  2. Step 2: Convert to fraction form
    753,624.26/1,039,941.14 = 431,260.46/x
  3. Step 3: Cross multiply
    753,624.26x = 1,039,941.14 × 431,260.46
  4. Step 4: Simplify right side
    753,624.26x = 448,485,494,409.32
  5. Step 5: Solve for x
    x = 448,485,494,409.32/753,624.26
  6. Step 6: Final answer
    x = 595,104.91

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Double scale
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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.