Home / 803,141.04-1,108,324.30-458,973.03

Finding the Fourth Proportional to 803,141.04, 1,108,324.30 and 458,973.03

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Solution

The fourth proportional to 803,141.04, 1,108,324.30 and 458,973.03 is: 633,376.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,141.04 : 1,108,324.30 = 458,973.03 : x
  2. Step 2: Convert to fraction form
    803,141.04/1,108,324.30 = 458,973.03/x
  3. Step 3: Cross multiply
    803,141.04x = 1,108,324.30 × 458,973.03
  4. Step 4: Simplify right side
    803,141.04x = 508,690,955,742.55
  5. Step 5: Solve for x
    x = 508,690,955,742.55/803,141.04
  6. Step 6: Final answer
    x = 633,376.87

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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.