Home / 771,754.28-1,064,435.40-676,094.96

Finding the Fourth Proportional to 771,754.28, 1,064,435.40 and 676,094.96

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Solution

The fourth proportional to 771,754.28, 1,064,435.40 and 676,094.96 is: 932,498.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,754.28 : 1,064,435.40 = 676,094.96 : x
  2. Step 2: Convert to fraction form
    771,754.28/1,064,435.40 = 676,094.96/x
  3. Step 3: Cross multiply
    771,754.28x = 1,064,435.40 × 676,094.96
  4. Step 4: Simplify right side
    771,754.28x = 719,659,409,185.58
  5. Step 5: Solve for x
    x = 719,659,409,185.58/771,754.28
  6. Step 6: Final answer
    x = 932,498.11

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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.