Home / 772,602.30-1,158,903.45-729,056.70

Finding the Fourth Proportional to 772,602.30, 1,158,903.45 and 729,056.70

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Solution

The fourth proportional to 772,602.30, 1,158,903.45 and 729,056.70 is: 1,093,585.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,602.30 : 1,158,903.45 = 729,056.70 : x
  2. Step 2: Convert to fraction form
    772,602.30/1,158,903.45 = 729,056.70/x
  3. Step 3: Cross multiply
    772,602.30x = 1,158,903.45 × 729,056.70
  4. Step 4: Simplify right side
    772,602.30x = 844,906,324,875.62
  5. Step 5: Solve for x
    x = 844,906,324,875.62/772,602.30
  6. Step 6: Final answer
    x = 1,093,585.05

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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.