Home / 249,033.60-371,608.05-222,195.12

Finding the Fourth Proportional to 249,033.60, 371,608.05 and 222,195.12

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Solution

The fourth proportional to 249,033.60, 371,608.05 and 222,195.12 is: 331,559.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,033.60 : 371,608.05 = 222,195.12 : x
  2. Step 2: Convert to fraction form
    249,033.60/371,608.05 = 222,195.12/x
  3. Step 3: Cross multiply
    249,033.60x = 371,608.05 × 222,195.12
  4. Step 4: Simplify right side
    249,033.60x = 82,569,495,262.72
  5. Step 5: Solve for x
    x = 82,569,495,262.72/249,033.60
  6. Step 6: Final answer
    x = 331,559.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.