Home / 981,271.06-1,353,955.56-573,294.11

Finding the Fourth Proportional to 981,271.06, 1,353,955.56 and 573,294.11

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Solution

The fourth proportional to 981,271.06, 1,353,955.56 and 573,294.11 is: 791,029.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,271.06 : 1,353,955.56 = 573,294.11 : x
  2. Step 2: Convert to fraction form
    981,271.06/1,353,955.56 = 573,294.11/x
  3. Step 3: Cross multiply
    981,271.06x = 1,353,955.56 × 573,294.11
  4. Step 4: Simplify right side
    981,271.06x = 776,214,742,861.12
  5. Step 5: Solve for x
    x = 776,214,742,861.12/981,271.06
  6. Step 6: Final answer
    x = 791,029.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.