Home / 729,285.58-1,094,417.61-255,972.34

Finding the Fourth Proportional to 729,285.58, 1,094,417.61 and 255,972.34

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Solution

The fourth proportional to 729,285.58, 1,094,417.61 and 255,972.34 is: 384,130.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,285.58 : 1,094,417.61 = 255,972.34 : x
  2. Step 2: Convert to fraction form
    729,285.58/1,094,417.61 = 255,972.34/x
  3. Step 3: Cross multiply
    729,285.58x = 1,094,417.61 × 255,972.34
  4. Step 4: Simplify right side
    729,285.58x = 280,140,636,568.91
  5. Step 5: Solve for x
    x = 280,140,636,568.91/729,285.58
  6. Step 6: Final answer
    x = 384,130.23

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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.