Home / 1,154,708.20-1,732,062.30-355,918.60

Finding the Fourth Proportional to 1,154,708.20, 1,732,062.30 and 355,918.60

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Solution

The fourth proportional to 1,154,708.20, 1,732,062.30 and 355,918.60 is: 533,877.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,708.20 : 1,732,062.30 = 355,918.60 : x
  2. Step 2: Convert to fraction form
    1,154,708.20/1,732,062.30 = 355,918.60/x
  3. Step 3: Cross multiply
    1,154,708.20x = 1,732,062.30 × 355,918.60
  4. Step 4: Simplify right side
    1,154,708.20x = 616,473,188,928.78
  5. Step 5: Solve for x
    x = 616,473,188,928.78/1,154,708.20
  6. Step 6: Final answer
    x = 533,877.90

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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.