Home / 1,135,141.60-1,702,405.20-336,421.60

Finding the Fourth Proportional to 1,135,141.60, 1,702,405.20 and 336,421.60

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Solution

The fourth proportional to 1,135,141.60, 1,702,405.20 and 336,421.60 is: 504,541.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,141.60 : 1,702,405.20 = 336,421.60 : x
  2. Step 2: Convert to fraction form
    1,135,141.60/1,702,405.20 = 336,421.60/x
  3. Step 3: Cross multiply
    1,135,141.60x = 1,702,405.20 × 336,421.60
  4. Step 4: Simplify right side
    1,135,141.60x = 572,725,881,232.32
  5. Step 5: Solve for x
    x = 572,725,881,232.32/1,135,141.60
  6. Step 6: Final answer
    x = 504,541.36

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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.