Home / 826,568.40-1,237,487.40-508,886.40

Finding the Fourth Proportional to 826,568.40, 1,237,487.40 and 508,886.40

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Solution

The fourth proportional to 826,568.40, 1,237,487.40 and 508,886.40 is: 761,873.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,568.40 : 1,237,487.40 = 508,886.40 : x
  2. Step 2: Convert to fraction form
    826,568.40/1,237,487.40 = 508,886.40/x
  3. Step 3: Cross multiply
    826,568.40x = 1,237,487.40 × 508,886.40
  4. Step 4: Simplify right side
    826,568.40x = 629,740,508,031.36
  5. Step 5: Solve for x
    x = 629,740,508,031.36/826,568.40
  6. Step 6: Final answer
    x = 761,873.44

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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.