Home / 744,281.18-1,116,790.67-294,992.10

Finding the Fourth Proportional to 744,281.18, 1,116,790.67 and 294,992.10

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Solution

The fourth proportional to 744,281.18, 1,116,790.67 and 294,992.10 is: 442,634.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,281.18 : 1,116,790.67 = 294,992.10 : x
  2. Step 2: Convert to fraction form
    744,281.18/1,116,790.67 = 294,992.10/x
  3. Step 3: Cross multiply
    744,281.18x = 1,116,790.67 × 294,992.10
  4. Step 4: Simplify right side
    744,281.18x = 329,444,423,528.75
  5. Step 5: Solve for x
    x = 329,444,423,528.75/744,281.18
  6. Step 6: Final answer
    x = 442,634.36

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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.