Home / 558,930.15-771,323.40-304,281.27

Finding the Fourth Proportional to 558,930.15, 771,323.40 and 304,281.27

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Solution

The fourth proportional to 558,930.15, 771,323.40 and 304,281.27 is: 419,908.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,930.15 : 771,323.40 = 304,281.27 : x
  2. Step 2: Convert to fraction form
    558,930.15/771,323.40 = 304,281.27/x
  3. Step 3: Cross multiply
    558,930.15x = 771,323.40 × 304,281.27
  4. Step 4: Simplify right side
    558,930.15x = 234,699,263,732.72
  5. Step 5: Solve for x
    x = 234,699,263,732.72/558,930.15
  6. Step 6: Final answer
    x = 419,908.04

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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.