Home / 891,248.30-1,336,282.05-492,080.30

Finding the Fourth Proportional to 891,248.30, 1,336,282.05 and 492,080.30

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Solution

The fourth proportional to 891,248.30, 1,336,282.05 and 492,080.30 is: 737,794.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,248.30 : 1,336,282.05 = 492,080.30 : x
  2. Step 2: Convert to fraction form
    891,248.30/1,336,282.05 = 492,080.30/x
  3. Step 3: Cross multiply
    891,248.30x = 1,336,282.05 × 492,080.30
  4. Step 4: Simplify right side
    891,248.30x = 657,558,072,048.62
  5. Step 5: Solve for x
    x = 657,558,072,048.62/891,248.30
  6. Step 6: Final answer
    x = 737,794.48

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Double scale
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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.