Home / 782,507.68-1,173,320.88-249,903.52

Finding the Fourth Proportional to 782,507.68, 1,173,320.88 and 249,903.52

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Solution

The fourth proportional to 782,507.68, 1,173,320.88 and 249,903.52 is: 374,714.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,507.68 : 1,173,320.88 = 249,903.52 : x
  2. Step 2: Convert to fraction form
    782,507.68/1,173,320.88 = 249,903.52/x
  3. Step 3: Cross multiply
    782,507.68x = 1,173,320.88 × 249,903.52
  4. Step 4: Simplify right side
    782,507.68x = 293,217,018,001.50
  5. Step 5: Solve for x
    x = 293,217,018,001.50/782,507.68
  6. Step 6: Final answer
    x = 374,714.56

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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.