Home / 807,079.34-1,113,687.09-496,932.67

Finding the Fourth Proportional to 807,079.34, 1,113,687.09 and 496,932.67

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Solution

The fourth proportional to 807,079.34, 1,113,687.09 and 496,932.67 is: 685,716.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,079.34 : 1,113,687.09 = 496,932.67 : x
  2. Step 2: Convert to fraction form
    807,079.34/1,113,687.09 = 496,932.67/x
  3. Step 3: Cross multiply
    807,079.34x = 1,113,687.09 × 496,932.67
  4. Step 4: Simplify right side
    807,079.34x = 553,427,500,570.34
  5. Step 5: Solve for x
    x = 553,427,500,570.34/807,079.34
  6. Step 6: Final answer
    x = 685,716.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.