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Finding the Fourth Proportional to 273,488.73, 377,452.49 and 152,637.79

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Solution

The fourth proportional to 273,488.73, 377,452.49 and 152,637.79 is: 210,661.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,488.73 : 377,452.49 = 152,637.79 : x
  2. Step 2: Convert to fraction form
    273,488.73/377,452.49 = 152,637.79/x
  3. Step 3: Cross multiply
    273,488.73x = 377,452.49 × 152,637.79
  4. Step 4: Simplify right side
    273,488.73x = 57,613,513,903.60
  5. Step 5: Solve for x
    x = 57,613,513,903.60/273,488.73
  6. Step 6: Final answer
    x = 210,661.38

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1.5x scale

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.