Home / 1,168,142.40-1,750,917.60-457,934.40

Finding the Fourth Proportional to 1,168,142.40, 1,750,917.60 and 457,934.40

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Solution

The fourth proportional to 1,168,142.40, 1,750,917.60 and 457,934.40 is: 686,393.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,142.40 : 1,750,917.60 = 457,934.40 : x
  2. Step 2: Convert to fraction form
    1,168,142.40/1,750,917.60 = 457,934.40/x
  3. Step 3: Cross multiply
    1,168,142.40x = 1,750,917.60 × 457,934.40
  4. Step 4: Simplify right side
    1,168,142.40x = 801,805,400,605.44
  5. Step 5: Solve for x
    x = 801,805,400,605.44/1,168,142.40
  6. Step 6: Final answer
    x = 686,393.54

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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.