Home / 852,428.26-1,176,353.51-465,247.24

Finding the Fourth Proportional to 852,428.26, 1,176,353.51 and 465,247.24

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Solution

The fourth proportional to 852,428.26, 1,176,353.51 and 465,247.24 is: 642,042.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,428.26 : 1,176,353.51 = 465,247.24 : x
  2. Step 2: Convert to fraction form
    852,428.26/1,176,353.51 = 465,247.24/x
  3. Step 3: Cross multiply
    852,428.26x = 1,176,353.51 × 465,247.24
  4. Step 4: Simplify right side
    852,428.26x = 547,295,226,450.19
  5. Step 5: Solve for x
    x = 547,295,226,450.19/852,428.26
  6. Step 6: Final answer
    x = 642,042.57

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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.