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Finding the Fourth Proportional to 249,869.80, 374,804.70 and 222,313.60

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Solution

The fourth proportional to 249,869.80, 374,804.70 and 222,313.60 is: 333,470.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,869.80 : 374,804.70 = 222,313.60 : x
  2. Step 2: Convert to fraction form
    249,869.80/374,804.70 = 222,313.60/x
  3. Step 3: Cross multiply
    249,869.80x = 374,804.70 × 222,313.60
  4. Step 4: Simplify right side
    249,869.80x = 83,324,182,153.92
  5. Step 5: Solve for x
    x = 83,324,182,153.92/249,869.80
  6. Step 6: Final answer
    x = 333,470.40

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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.