Home / 876,644.40-1,314,966.60-727,053.60

Finding the Fourth Proportional to 876,644.40, 1,314,966.60 and 727,053.60

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Solution

The fourth proportional to 876,644.40, 1,314,966.60 and 727,053.60 is: 1,090,580.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,644.40 : 1,314,966.60 = 727,053.60 : x
  2. Step 2: Convert to fraction form
    876,644.40/1,314,966.60 = 727,053.60/x
  3. Step 3: Cross multiply
    876,644.40x = 1,314,966.60 × 727,053.60
  4. Step 4: Simplify right side
    876,644.40x = 956,051,200,409.76
  5. Step 5: Solve for x
    x = 956,051,200,409.76/876,644.40
  6. Step 6: Final answer
    x = 1,090,580.40

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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.