Home / 774,923.28-1,162,386.75-242,445.29

Finding the Fourth Proportional to 774,923.28, 1,162,386.75 and 242,445.29

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Solution

The fourth proportional to 774,923.28, 1,162,386.75 and 242,445.29 is: 363,668.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,923.28 : 1,162,386.75 = 242,445.29 : x
  2. Step 2: Convert to fraction form
    774,923.28/1,162,386.75 = 242,445.29/x
  3. Step 3: Cross multiply
    774,923.28x = 1,162,386.75 × 242,445.29
  4. Step 4: Simplify right side
    774,923.28x = 281,815,186,883.97
  5. Step 5: Solve for x
    x = 281,815,186,883.97/774,923.28
  6. Step 6: Final answer
    x = 363,668.50

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Double scale
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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.