Home / 852,166.88-1,176,014.90-470,218.26

Finding the Fourth Proportional to 852,166.88, 1,176,014.90 and 470,218.26

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Solution

The fourth proportional to 852,166.88, 1,176,014.90 and 470,218.26 is: 648,914.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,166.88 : 1,176,014.90 = 470,218.26 : x
  2. Step 2: Convert to fraction form
    852,166.88/1,176,014.90 = 470,218.26/x
  3. Step 3: Cross multiply
    852,166.88x = 1,176,014.90 × 470,218.26
  4. Step 4: Simplify right side
    852,166.88x = 552,983,680,012.07
  5. Step 5: Solve for x
    x = 552,983,680,012.07/852,166.88
  6. Step 6: Final answer
    x = 648,914.78

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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.