Home / 882,050.74-1,217,576.20-625,269.86

Finding the Fourth Proportional to 882,050.74, 1,217,576.20 and 625,269.86

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Solution

The fourth proportional to 882,050.74, 1,217,576.20 and 625,269.86 is: 863,117.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,050.74 : 1,217,576.20 = 625,269.86 : x
  2. Step 2: Convert to fraction form
    882,050.74/1,217,576.20 = 625,269.86/x
  3. Step 3: Cross multiply
    882,050.74x = 1,217,576.20 × 625,269.86
  4. Step 4: Simplify right side
    882,050.74x = 761,313,700,113.33
  5. Step 5: Solve for x
    x = 761,313,700,113.33/882,050.74
  6. Step 6: Final answer
    x = 863,117.81

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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.