Home / 825,323.60-1,237,812.60-404,901.20

Finding the Fourth Proportional to 825,323.60, 1,237,812.60 and 404,901.20

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Solution

The fourth proportional to 825,323.60, 1,237,812.60 and 404,901.20 is: 607,267.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,323.60 : 1,237,812.60 = 404,901.20 : x
  2. Step 2: Convert to fraction form
    825,323.60/1,237,812.60 = 404,901.20/x
  3. Step 3: Cross multiply
    825,323.60x = 1,237,812.60 × 404,901.20
  4. Step 4: Simplify right side
    825,323.60x = 501,191,807,115.12
  5. Step 5: Solve for x
    x = 501,191,807,115.12/825,323.60
  6. Step 6: Final answer
    x = 607,267.02

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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.