Home / 852,514.57-1,176,386.29-470,516.73

Finding the Fourth Proportional to 852,514.57, 1,176,386.29 and 470,516.73

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Solution

The fourth proportional to 852,514.57, 1,176,386.29 and 470,516.73 is: 649,266.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,514.57 : 1,176,386.29 = 470,516.73 : x
  2. Step 2: Convert to fraction form
    852,514.57/1,176,386.29 = 470,516.73/x
  3. Step 3: Cross multiply
    852,514.57x = 1,176,386.29 × 470,516.73
  4. Step 4: Simplify right side
    852,514.57x = 553,509,430,387.63
  5. Step 5: Solve for x
    x = 553,509,430,387.63/852,514.57
  6. Step 6: Final answer
    x = 649,266.83

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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.