Home / 249,025.73-373,255.46-218,981.09

Finding the Fourth Proportional to 249,025.73, 373,255.46 and 218,981.09

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Solution

The fourth proportional to 249,025.73, 373,255.46 and 218,981.09 is: 328,222.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,025.73 : 373,255.46 = 218,981.09 : x
  2. Step 2: Convert to fraction form
    249,025.73/373,255.46 = 218,981.09/x
  3. Step 3: Cross multiply
    249,025.73x = 373,255.46 × 218,981.09
  4. Step 4: Simplify right side
    249,025.73x = 81,735,887,479.25
  5. Step 5: Solve for x
    x = 81,735,887,479.25/249,025.73
  6. Step 6: Final answer
    x = 328,222.66

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1.5x scale

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.