Home / 761,236.78-1,142,110.09-248,925.54

Finding the Fourth Proportional to 761,236.78, 1,142,110.09 and 248,925.54

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Solution

The fourth proportional to 761,236.78, 1,142,110.09 and 248,925.54 is: 373,471.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,236.78 : 1,142,110.09 = 248,925.54 : x
  2. Step 2: Convert to fraction form
    761,236.78/1,142,110.09 = 248,925.54/x
  3. Step 3: Cross multiply
    761,236.78x = 1,142,110.09 × 248,925.54
  4. Step 4: Simplify right side
    761,236.78x = 284,300,370,892.70
  5. Step 5: Solve for x
    x = 284,300,370,892.70/761,236.78
  6. Step 6: Final answer
    x = 373,471.67

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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.