Home / 771,454.16-1,157,089.07-202,879.58

Finding the Fourth Proportional to 771,454.16, 1,157,089.07 and 202,879.58

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Solution

The fourth proportional to 771,454.16, 1,157,089.07 and 202,879.58 is: 304,295.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,454.16 : 1,157,089.07 = 202,879.58 : x
  2. Step 2: Convert to fraction form
    771,454.16/1,157,089.07 = 202,879.58/x
  3. Step 3: Cross multiply
    771,454.16x = 1,157,089.07 × 202,879.58
  4. Step 4: Simplify right side
    771,454.16x = 234,749,737,744.35
  5. Step 5: Solve for x
    x = 234,749,737,744.35/771,454.16
  6. Step 6: Final answer
    x = 304,295.12

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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.