Home / 687,086.92-1,030,701.00-237,807.06

Finding the Fourth Proportional to 687,086.92, 1,030,701.00 and 237,807.06

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Solution

The fourth proportional to 687,086.92, 1,030,701.00 and 237,807.06 is: 356,735.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,086.92 : 1,030,701.00 = 237,807.06 : x
  2. Step 2: Convert to fraction form
    687,086.92/1,030,701.00 = 237,807.06/x
  3. Step 3: Cross multiply
    687,086.92x = 1,030,701.00 × 237,807.06
  4. Step 4: Simplify right side
    687,086.92x = 245,107,971,575.71
  5. Step 5: Solve for x
    x = 245,107,971,575.71/687,086.92
  6. Step 6: Final answer
    x = 356,735.03

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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.