Home / 1,027,209.60-1,541,033.10-317,309.40

Finding the Fourth Proportional to 1,027,209.60, 1,541,033.10 and 317,309.40

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Solution

The fourth proportional to 1,027,209.60, 1,541,033.10 and 317,309.40 is: 476,031.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,209.60 : 1,541,033.10 = 317,309.40 : x
  2. Step 2: Convert to fraction form
    1,027,209.60/1,541,033.10 = 317,309.40/x
  3. Step 3: Cross multiply
    1,027,209.60x = 1,541,033.10 × 317,309.40
  4. Step 4: Simplify right side
    1,027,209.60x = 488,984,288,341.14
  5. Step 5: Solve for x
    x = 488,984,288,341.14/1,027,209.60
  6. Step 6: Final answer
    x = 476,031.66

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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.