Home / 1,030,470.77-1,545,772.31-272,292.86

Finding the Fourth Proportional to 1,030,470.77, 1,545,772.31 and 272,292.86

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Solution

The fourth proportional to 1,030,470.77, 1,545,772.31 and 272,292.86 is: 408,456.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,470.77 : 1,545,772.31 = 272,292.86 : x
  2. Step 2: Convert to fraction form
    1,030,470.77/1,545,772.31 = 272,292.86/x
  3. Step 3: Cross multiply
    1,030,470.77x = 1,545,772.31 × 272,292.86
  4. Step 4: Simplify right side
    1,030,470.77x = 420,902,767,743.87
  5. Step 5: Solve for x
    x = 420,902,767,743.87/1,030,470.77
  6. Step 6: Final answer
    x = 408,456.77

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1.5x scale

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.