Home / 782,011.68-1,173,083.13-249,608.40

Finding the Fourth Proportional to 782,011.68, 1,173,083.13 and 249,608.40

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Solution

The fourth proportional to 782,011.68, 1,173,083.13 and 249,608.40 is: 374,433.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,011.68 : 1,173,083.13 = 249,608.40 : x
  2. Step 2: Convert to fraction form
    782,011.68/1,173,083.13 = 249,608.40/x
  3. Step 3: Cross multiply
    782,011.68x = 1,173,083.13 × 249,608.40
  4. Step 4: Simplify right side
    782,011.68x = 292,811,403,146.29
  5. Step 5: Solve for x
    x = 292,811,403,146.29/782,011.68
  6. Step 6: Final answer
    x = 374,433.54

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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.