Home / 868,681.73-1,302,965.41-300,071.00

Finding the Fourth Proportional to 868,681.73, 1,302,965.41 and 300,071.00

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Solution

The fourth proportional to 868,681.73, 1,302,965.41 and 300,071.00 is: 450,086.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,681.73 : 1,302,965.41 = 300,071.00 : x
  2. Step 2: Convert to fraction form
    868,681.73/1,302,965.41 = 300,071.00/x
  3. Step 3: Cross multiply
    868,681.73x = 1,302,965.41 × 300,071.00
  4. Step 4: Simplify right side
    868,681.73x = 390,982,129,284.80
  5. Step 5: Solve for x
    x = 390,982,129,284.80/868,681.73
  6. Step 6: Final answer
    x = 450,086.74

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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.