Home / 881,264.40-1,321,939.80-461,360.40

Finding the Fourth Proportional to 881,264.40, 1,321,939.80 and 461,360.40

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Solution

The fourth proportional to 881,264.40, 1,321,939.80 and 461,360.40 is: 692,063.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,264.40 : 1,321,939.80 = 461,360.40 : x
  2. Step 2: Convert to fraction form
    881,264.40/1,321,939.80 = 461,360.40/x
  3. Step 3: Cross multiply
    881,264.40x = 1,321,939.80 × 461,360.40
  4. Step 4: Simplify right side
    881,264.40x = 609,890,674,903.92
  5. Step 5: Solve for x
    x = 609,890,674,903.92/881,264.40
  6. Step 6: Final answer
    x = 692,063.22

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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.