Home / 832,851.76-1,149,335.82-450,878.56

Finding the Fourth Proportional to 832,851.76, 1,149,335.82 and 450,878.56

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Solution

The fourth proportional to 832,851.76, 1,149,335.82 and 450,878.56 is: 622,212.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,851.76 : 1,149,335.82 = 450,878.56 : x
  2. Step 2: Convert to fraction form
    832,851.76/1,149,335.82 = 450,878.56/x
  3. Step 3: Cross multiply
    832,851.76x = 1,149,335.82 × 450,878.56
  4. Step 4: Simplify right side
    832,851.76x = 518,210,879,478.02
  5. Step 5: Solve for x
    x = 518,210,879,478.02/832,851.76
  6. Step 6: Final answer
    x = 622,212.62

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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.