Home / 351,260.04-484,750.59-215,267.71

Finding the Fourth Proportional to 351,260.04, 484,750.59 and 215,267.71

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Solution

The fourth proportional to 351,260.04, 484,750.59 and 215,267.71 is: 297,076.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,260.04 : 484,750.59 = 215,267.71 : x
  2. Step 2: Convert to fraction form
    351,260.04/484,750.59 = 215,267.71/x
  3. Step 3: Cross multiply
    351,260.04x = 484,750.59 × 215,267.71
  4. Step 4: Simplify right side
    351,260.04x = 104,351,147,411.32
  5. Step 5: Solve for x
    x = 104,351,147,411.32/351,260.04
  6. Step 6: Final answer
    x = 297,076.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.