Home / 852,080.59-1,175,875.05-470,118.61

Finding the Fourth Proportional to 852,080.59, 1,175,875.05 and 470,118.61

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Solution

The fourth proportional to 852,080.59, 1,175,875.05 and 470,118.61 is: 648,765.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,080.59 : 1,175,875.05 = 470,118.61 : x
  2. Step 2: Convert to fraction form
    852,080.59/1,175,875.05 = 470,118.61/x
  3. Step 3: Cross multiply
    852,080.59x = 1,175,875.05 × 470,118.61
  4. Step 4: Simplify right side
    852,080.59x = 552,800,744,039.68
  5. Step 5: Solve for x
    x = 552,800,744,039.68/852,080.59
  6. Step 6: Final answer
    x = 648,765.80

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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.