Home / 745,324.52-1,117,829.76-239,930.60

Finding the Fourth Proportional to 745,324.52, 1,117,829.76 and 239,930.60

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Solution

The fourth proportional to 745,324.52, 1,117,829.76 and 239,930.60 is: 359,845.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,324.52 : 1,117,829.76 = 239,930.60 : x
  2. Step 2: Convert to fraction form
    745,324.52/1,117,829.76 = 239,930.60/x
  3. Step 3: Cross multiply
    745,324.52x = 1,117,829.76 × 239,930.60
  4. Step 4: Simplify right side
    745,324.52x = 268,201,565,014.66
  5. Step 5: Solve for x
    x = 268,201,565,014.66/745,324.52
  6. Step 6: Final answer
    x = 359,845.35

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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.