Home / 723,393.71-1,085,110.81-274,030.01

Finding the Fourth Proportional to 723,393.71, 1,085,110.81 and 274,030.01

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Solution

The fourth proportional to 723,393.71, 1,085,110.81 and 274,030.01 is: 411,052.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,393.71 : 1,085,110.81 = 274,030.01 : x
  2. Step 2: Convert to fraction form
    723,393.71/1,085,110.81 = 274,030.01/x
  3. Step 3: Cross multiply
    723,393.71x = 1,085,110.81 × 274,030.01
  4. Step 4: Simplify right side
    723,393.71x = 297,352,926,115.41
  5. Step 5: Solve for x
    x = 297,352,926,115.41/723,393.71
  6. Step 6: Final answer
    x = 411,052.68

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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.