Home / 832,821.72-1,149,294.36-450,848.48

Finding the Fourth Proportional to 832,821.72, 1,149,294.36 and 450,848.48

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Solution

The fourth proportional to 832,821.72, 1,149,294.36 and 450,848.48 is: 622,171.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,821.72 : 1,149,294.36 = 450,848.48 : x
  2. Step 2: Convert to fraction form
    832,821.72/1,149,294.36 = 450,848.48/x
  3. Step 3: Cross multiply
    832,821.72x = 1,149,294.36 × 450,848.48
  4. Step 4: Simplify right side
    832,821.72x = 518,157,615,278.57
  5. Step 5: Solve for x
    x = 518,157,615,278.57/832,821.72
  6. Step 6: Final answer
    x = 622,171.11

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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.