Home / 876,653.10-1,314,979.65-729,030.60

Finding the Fourth Proportional to 876,653.10, 1,314,979.65 and 729,030.60

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Solution

The fourth proportional to 876,653.10, 1,314,979.65 and 729,030.60 is: 1,093,545.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,653.10 : 1,314,979.65 = 729,030.60 : x
  2. Step 2: Convert to fraction form
    876,653.10/1,314,979.65 = 729,030.60/x
  3. Step 3: Cross multiply
    876,653.10x = 1,314,979.65 × 729,030.60
  4. Step 4: Simplify right side
    876,653.10x = 958,660,403,227.29
  5. Step 5: Solve for x
    x = 958,660,403,227.29/876,653.10
  6. Step 6: Final answer
    x = 1,093,545.90

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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.