Home / 803,642.60-1,108,946.04-481,344.41

Finding the Fourth Proportional to 803,642.60, 1,108,946.04 and 481,344.41

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Solution

The fourth proportional to 803,642.60, 1,108,946.04 and 481,344.41 is: 664,206.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,642.60 : 1,108,946.04 = 481,344.41 : x
  2. Step 2: Convert to fraction form
    803,642.60/1,108,946.04 = 481,344.41/x
  3. Step 3: Cross multiply
    803,642.60x = 1,108,946.04 × 481,344.41
  4. Step 4: Simplify right side
    803,642.60x = 533,784,980,118.00
  5. Step 5: Solve for x
    x = 533,784,980,118.00/803,642.60
  6. Step 6: Final answer
    x = 664,206.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.