Home / 969,701.45-1,452,247.80-488,415.19

Finding the Fourth Proportional to 969,701.45, 1,452,247.80 and 488,415.19

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Solution

The fourth proportional to 969,701.45, 1,452,247.80 and 488,415.19 is: 731,462.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,701.45 : 1,452,247.80 = 488,415.19 : x
  2. Step 2: Convert to fraction form
    969,701.45/1,452,247.80 = 488,415.19/x
  3. Step 3: Cross multiply
    969,701.45x = 1,452,247.80 × 488,415.19
  4. Step 4: Simplify right side
    969,701.45x = 709,299,885,164.08
  5. Step 5: Solve for x
    x = 709,299,885,164.08/969,701.45
  6. Step 6: Final answer
    x = 731,462.13

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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.