Home / 782,509.68-1,173,323.88-249,905.52

Finding the Fourth Proportional to 782,509.68, 1,173,323.88 and 249,905.52

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Solution

The fourth proportional to 782,509.68, 1,173,323.88 and 249,905.52 is: 374,717.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,509.68 : 1,173,323.88 = 249,905.52 : x
  2. Step 2: Convert to fraction form
    782,509.68/1,173,323.88 = 249,905.52/x
  3. Step 3: Cross multiply
    782,509.68x = 1,173,323.88 × 249,905.52
  4. Step 4: Simplify right side
    782,509.68x = 293,220,114,359.82
  5. Step 5: Solve for x
    x = 293,220,114,359.82/782,509.68
  6. Step 6: Final answer
    x = 374,717.56

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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.