Home / 1,010,835.73-1,516,614.60-434,216.78

Finding the Fourth Proportional to 1,010,835.73, 1,516,614.60 and 434,216.78

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Solution

The fourth proportional to 1,010,835.73, 1,516,614.60 and 434,216.78 is: 651,480.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,835.73 : 1,516,614.60 = 434,216.78 : x
  2. Step 2: Convert to fraction form
    1,010,835.73/1,516,614.60 = 434,216.78/x
  3. Step 3: Cross multiply
    1,010,835.73x = 1,516,614.60 × 434,216.78
  4. Step 4: Simplify right side
    1,010,835.73x = 658,539,498,358.83
  5. Step 5: Solve for x
    x = 658,539,498,358.83/1,010,835.73
  6. Step 6: Final answer
    x = 651,480.24

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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.