Home / 832,505.25-1,148,858.67-450,532.34

Finding the Fourth Proportional to 832,505.25, 1,148,858.67 and 450,532.34

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Solution

The fourth proportional to 832,505.25, 1,148,858.67 and 450,532.34 is: 621,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,505.25 : 1,148,858.67 = 450,532.34 : x
  2. Step 2: Convert to fraction form
    832,505.25/1,148,858.67 = 450,532.34/x
  3. Step 3: Cross multiply
    832,505.25x = 1,148,858.67 × 450,532.34
  4. Step 4: Simplify right side
    832,505.25x = 517,597,984,924.39
  5. Step 5: Solve for x
    x = 517,597,984,924.39/832,505.25
  6. Step 6: Final answer
    x = 621,735.40

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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.