Home / 708,940.40-1,063,507.80-235,576.40

Finding the Fourth Proportional to 708,940.40, 1,063,507.80 and 235,576.40

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Solution

The fourth proportional to 708,940.40, 1,063,507.80 and 235,576.40 is: 353,396.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,940.40 : 1,063,507.80 = 235,576.40 : x
  2. Step 2: Convert to fraction form
    708,940.40/1,063,507.80 = 235,576.40/x
  3. Step 3: Cross multiply
    708,940.40x = 1,063,507.80 × 235,576.40
  4. Step 4: Simplify right side
    708,940.40x = 250,537,338,895.92
  5. Step 5: Solve for x
    x = 250,537,338,895.92/708,940.40
  6. Step 6: Final answer
    x = 353,396.90

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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.