Home / 841,275.14-1,259,900.97-485,209.67

Finding the Fourth Proportional to 841,275.14, 1,259,900.97 and 485,209.67

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Solution

The fourth proportional to 841,275.14, 1,259,900.97 and 485,209.67 is: 726,654.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,275.14 : 1,259,900.97 = 485,209.67 : x
  2. Step 2: Convert to fraction form
    841,275.14/1,259,900.97 = 485,209.67/x
  3. Step 3: Cross multiply
    841,275.14x = 1,259,900.97 × 485,209.67
  4. Step 4: Simplify right side
    841,275.14x = 611,316,133,886.38
  5. Step 5: Solve for x
    x = 611,316,133,886.38/841,275.14
  6. Step 6: Final answer
    x = 726,654.22

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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.