Home / 963,732.30-1,445,598.45-289,917.60

Finding the Fourth Proportional to 963,732.30, 1,445,598.45 and 289,917.60

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Solution

The fourth proportional to 963,732.30, 1,445,598.45 and 289,917.60 is: 434,876.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    963,732.30 : 1,445,598.45 = 289,917.60 : x
  2. Step 2: Convert to fraction form
    963,732.30/1,445,598.45 = 289,917.60/x
  3. Step 3: Cross multiply
    963,732.30x = 1,445,598.45 × 289,917.60
  4. Step 4: Simplify right side
    963,732.30x = 419,104,433,187.72
  5. Step 5: Solve for x
    x = 419,104,433,187.72/963,732.30
  6. Step 6: Final answer
    x = 434,876.40

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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.