Home / 825,080.10-1,237,447.35-404,657.70

Finding the Fourth Proportional to 825,080.10, 1,237,447.35 and 404,657.70

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Solution

The fourth proportional to 825,080.10, 1,237,447.35 and 404,657.70 is: 606,901.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,080.10 : 1,237,447.35 = 404,657.70 : x
  2. Step 2: Convert to fraction form
    825,080.10/1,237,447.35 = 404,657.70/x
  3. Step 3: Cross multiply
    825,080.10x = 1,237,447.35 × 404,657.70
  4. Step 4: Simplify right side
    825,080.10x = 500,742,598,522.10
  5. Step 5: Solve for x
    x = 500,742,598,522.10/825,080.10
  6. Step 6: Final answer
    x = 606,901.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.