Home / 1,180,934.40-1,771,401.60-328,004.40

Finding the Fourth Proportional to 1,180,934.40, 1,771,401.60 and 328,004.40

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Solution

The fourth proportional to 1,180,934.40, 1,771,401.60 and 328,004.40 is: 492,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,934.40 : 1,771,401.60 = 328,004.40 : x
  2. Step 2: Convert to fraction form
    1,180,934.40/1,771,401.60 = 328,004.40/x
  3. Step 3: Cross multiply
    1,180,934.40x = 1,771,401.60 × 328,004.40
  4. Step 4: Simplify right side
    1,180,934.40x = 581,027,518,967.04
  5. Step 5: Solve for x
    x = 581,027,518,967.04/1,180,934.40
  6. Step 6: Final answer
    x = 492,006.60

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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.