Home / 852,810.14-1,176,874.72-470,834.12

Finding the Fourth Proportional to 852,810.14, 1,176,874.72 and 470,834.12

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Solution

The fourth proportional to 852,810.14, 1,176,874.72 and 470,834.12 is: 649,749.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,810.14 : 1,176,874.72 = 470,834.12 : x
  2. Step 2: Convert to fraction form
    852,810.14/1,176,874.72 = 470,834.12/x
  3. Step 3: Cross multiply
    852,810.14x = 1,176,874.72 × 470,834.12
  4. Step 4: Simplify right side
    852,810.14x = 554,112,773,141.45
  5. Step 5: Solve for x
    x = 554,112,773,141.45/852,810.14
  6. Step 6: Final answer
    x = 649,749.28

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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.