Home / 456,019.22-629,306.66-249,288.50

Finding the Fourth Proportional to 456,019.22, 629,306.66 and 249,288.50

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Solution

The fourth proportional to 456,019.22, 629,306.66 and 249,288.50 is: 344,018.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,019.22 : 629,306.66 = 249,288.50 : x
  2. Step 2: Convert to fraction form
    456,019.22/629,306.66 = 249,288.50/x
  3. Step 3: Cross multiply
    456,019.22x = 629,306.66 × 249,288.50
  4. Step 4: Simplify right side
    456,019.22x = 156,878,913,638.23
  5. Step 5: Solve for x
    x = 156,878,913,638.23/456,019.22
  6. Step 6: Final answer
    x = 344,018.21

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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.