Home / 751,966.93-1,125,314.52-538,969.60

Finding the Fourth Proportional to 751,966.93, 1,125,314.52 and 538,969.60

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Solution

The fourth proportional to 751,966.93, 1,125,314.52 and 538,969.60 is: 806,565.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,966.93 : 1,125,314.52 = 538,969.60 : x
  2. Step 2: Convert to fraction form
    751,966.93/1,125,314.52 = 538,969.60/x
  3. Step 3: Cross multiply
    751,966.93x = 1,125,314.52 × 538,969.60
  4. Step 4: Simplify right side
    751,966.93x = 606,510,316,718.59
  5. Step 5: Solve for x
    x = 606,510,316,718.59/751,966.93
  6. Step 6: Final answer
    x = 806,565.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.