Home / 465,338.79-697,925.03-123,784.07

Finding the Fourth Proportional to 465,338.79, 697,925.03 and 123,784.07

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Solution

The fourth proportional to 465,338.79, 697,925.03 and 123,784.07 is: 185,653.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,338.79 : 697,925.03 = 123,784.07 : x
  2. Step 2: Convert to fraction form
    465,338.79/697,925.03 = 123,784.07/x
  3. Step 3: Cross multiply
    465,338.79x = 697,925.03 × 123,784.07
  4. Step 4: Simplify right side
    465,338.79x = 86,391,996,659.73
  5. Step 5: Solve for x
    x = 86,391,996,659.73/465,338.79
  6. Step 6: Final answer
    x = 185,653.98

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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.