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Finding the Fourth Proportional to 535,659.17, 802,928.10 and 180,550.45

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Solution

The fourth proportional to 535,659.17, 802,928.10 and 180,550.45 is: 270,636.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,659.17 : 802,928.10 = 180,550.45 : x
  2. Step 2: Convert to fraction form
    535,659.17/802,928.10 = 180,550.45/x
  3. Step 3: Cross multiply
    535,659.17x = 802,928.10 × 180,550.45
  4. Step 4: Simplify right side
    535,659.17x = 144,969,029,772.65
  5. Step 5: Solve for x
    x = 144,969,029,772.65/535,659.17
  6. Step 6: Final answer
    x = 270,636.70

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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.