Home / 766,007.60-1,149,011.40-529,811.60

Finding the Fourth Proportional to 766,007.60, 1,149,011.40 and 529,811.60

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Solution

The fourth proportional to 766,007.60, 1,149,011.40 and 529,811.60 is: 794,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,007.60 : 1,149,011.40 = 529,811.60 : x
  2. Step 2: Convert to fraction form
    766,007.60/1,149,011.40 = 529,811.60/x
  3. Step 3: Cross multiply
    766,007.60x = 1,149,011.40 × 529,811.60
  4. Step 4: Simplify right side
    766,007.60x = 608,759,568,252.24
  5. Step 5: Solve for x
    x = 608,759,568,252.24/766,007.60
  6. Step 6: Final answer
    x = 794,717.40

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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.