Home / 832,304.86-1,148,578.94-450,331.54

Finding the Fourth Proportional to 832,304.86, 1,148,578.94 and 450,331.54

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Solution

The fourth proportional to 832,304.86, 1,148,578.94 and 450,331.54 is: 621,456.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,304.86 : 1,148,578.94 = 450,331.54 : x
  2. Step 2: Convert to fraction form
    832,304.86/1,148,578.94 = 450,331.54/x
  3. Step 3: Cross multiply
    832,304.86x = 1,148,578.94 × 450,331.54
  4. Step 4: Simplify right side
    832,304.86x = 517,241,321,116.15
  5. Step 5: Solve for x
    x = 517,241,321,116.15/832,304.86
  6. Step 6: Final answer
    x = 621,456.57

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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.