Home / 936,002.80-1,404,004.20-304,908.40

Finding the Fourth Proportional to 936,002.80, 1,404,004.20 and 304,908.40

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Solution

The fourth proportional to 936,002.80, 1,404,004.20 and 304,908.40 is: 457,362.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,002.80 : 1,404,004.20 = 304,908.40 : x
  2. Step 2: Convert to fraction form
    936,002.80/1,404,004.20 = 304,908.40/x
  3. Step 3: Cross multiply
    936,002.80x = 1,404,004.20 × 304,908.40
  4. Step 4: Simplify right side
    936,002.80x = 428,092,674,215.28
  5. Step 5: Solve for x
    x = 428,092,674,215.28/936,002.80
  6. Step 6: Final answer
    x = 457,362.60

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Similar ratio
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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.