Home / 832,452.76-1,148,784.80-450,479.54

Finding the Fourth Proportional to 832,452.76, 1,148,784.80 and 450,479.54

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Solution

The fourth proportional to 832,452.76, 1,148,784.80 and 450,479.54 is: 621,661.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,452.76 : 1,148,784.80 = 450,479.54 : x
  2. Step 2: Convert to fraction form
    832,452.76/1,148,784.80 = 450,479.54/x
  3. Step 3: Cross multiply
    832,452.76x = 1,148,784.80 × 450,479.54
  4. Step 4: Simplify right side
    832,452.76x = 517,504,042,519.07
  5. Step 5: Solve for x
    x = 517,504,042,519.07/832,452.76
  6. Step 6: Final answer
    x = 621,661.76

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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.