Home / 753,880.34-1,040,597.11-482,678.57

Finding the Fourth Proportional to 753,880.34, 1,040,597.11 and 482,678.57

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Solution

The fourth proportional to 753,880.34, 1,040,597.11 and 482,678.57 is: 666,251.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,880.34 : 1,040,597.11 = 482,678.57 : x
  2. Step 2: Convert to fraction form
    753,880.34/1,040,597.11 = 482,678.57/x
  3. Step 3: Cross multiply
    753,880.34x = 1,040,597.11 × 482,678.57
  4. Step 4: Simplify right side
    753,880.34x = 502,273,928,205.77
  5. Step 5: Solve for x
    x = 502,273,928,205.77/753,880.34
  6. Step 6: Final answer
    x = 666,251.53

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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.