Home / 876,629.60-1,314,944.40-534,145.40

Finding the Fourth Proportional to 876,629.60, 1,314,944.40 and 534,145.40

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Solution

The fourth proportional to 876,629.60, 1,314,944.40 and 534,145.40 is: 801,218.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,629.60 : 1,314,944.40 = 534,145.40 : x
  2. Step 2: Convert to fraction form
    876,629.60/1,314,944.40 = 534,145.40/x
  3. Step 3: Cross multiply
    876,629.60x = 1,314,944.40 × 534,145.40
  4. Step 4: Simplify right side
    876,629.60x = 702,371,502,515.76
  5. Step 5: Solve for x
    x = 702,371,502,515.76/876,629.60
  6. Step 6: Final answer
    x = 801,218.10

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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.