Home / 961,290.60-1,441,826.55-251,390.40

Finding the Fourth Proportional to 961,290.60, 1,441,826.55 and 251,390.40

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Solution

The fourth proportional to 961,290.60, 1,441,826.55 and 251,390.40 is: 377,057.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,290.60 : 1,441,826.55 = 251,390.40 : x
  2. Step 2: Convert to fraction form
    961,290.60/1,441,826.55 = 251,390.40/x
  3. Step 3: Cross multiply
    961,290.60x = 1,441,826.55 × 251,390.40
  4. Step 4: Simplify right side
    961,290.60x = 362,461,353,135.12
  5. Step 5: Solve for x
    x = 362,461,353,135.12/961,290.60
  6. Step 6: Final answer
    x = 377,057.00

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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.