Home / 771,055.29-1,156,361.00-265,595.85

Finding the Fourth Proportional to 771,055.29, 1,156,361.00 and 265,595.85

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Solution

The fourth proportional to 771,055.29, 1,156,361.00 and 265,595.85 is: 398,317.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,055.29 : 1,156,361.00 = 265,595.85 : x
  2. Step 2: Convert to fraction form
    771,055.29/1,156,361.00 = 265,595.85/x
  3. Step 3: Cross multiply
    771,055.29x = 1,156,361.00 × 265,595.85
  4. Step 4: Simplify right side
    771,055.29x = 307,124,681,373.87
  5. Step 5: Solve for x
    x = 307,124,681,373.87/771,055.29
  6. Step 6: Final answer
    x = 398,317.33

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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.