Home / 852,330.24-1,176,222.60-465,148.71

Finding the Fourth Proportional to 852,330.24, 1,176,222.60 and 465,148.71

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Solution

The fourth proportional to 852,330.24, 1,176,222.60 and 465,148.71 is: 641,908.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,330.24 : 1,176,222.60 = 465,148.71 : x
  2. Step 2: Convert to fraction form
    852,330.24/1,176,222.60 = 465,148.71/x
  3. Step 3: Cross multiply
    852,330.24x = 1,176,222.60 × 465,148.71
  4. Step 4: Simplify right side
    852,330.24x = 547,118,425,062.85
  5. Step 5: Solve for x
    x = 547,118,425,062.85/852,330.24
  6. Step 6: Final answer
    x = 641,908.97

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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.