Home / 763,452.06-1,145,170.80-464,015.34

Finding the Fourth Proportional to 763,452.06, 1,145,170.80 and 464,015.34

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Solution

The fourth proportional to 763,452.06, 1,145,170.80 and 464,015.34 is: 696,018.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,452.06 : 1,145,170.80 = 464,015.34 : x
  2. Step 2: Convert to fraction form
    763,452.06/1,145,170.80 = 464,015.34/x
  3. Step 3: Cross multiply
    763,452.06x = 1,145,170.80 × 464,015.34
  4. Step 4: Simplify right side
    763,452.06x = 531,376,818,120.07
  5. Step 5: Solve for x
    x = 531,376,818,120.07/763,452.06
  6. Step 6: Final answer
    x = 696,018.58

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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.