Home / 1,155,046.33-1,732,688.31-435,993.71

Finding the Fourth Proportional to 1,155,046.33, 1,732,688.31 and 435,993.71

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Solution

The fourth proportional to 1,155,046.33, 1,732,688.31 and 435,993.71 is: 654,035.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,046.33 : 1,732,688.31 = 435,993.71 : x
  2. Step 2: Convert to fraction form
    1,155,046.33/1,732,688.31 = 435,993.71/x
  3. Step 3: Cross multiply
    1,155,046.33x = 1,732,688.31 × 435,993.71
  4. Step 4: Simplify right side
    1,155,046.33x = 755,441,197,522.07
  5. Step 5: Solve for x
    x = 755,441,197,522.07/1,155,046.33
  6. Step 6: Final answer
    x = 654,035.41

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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.