Home / 558,852.75-771,216.89-304,205.85

Finding the Fourth Proportional to 558,852.75, 771,216.89 and 304,205.85

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Solution

The fourth proportional to 558,852.75, 771,216.89 and 304,205.85 is: 419,804.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,852.75 : 771,216.89 = 304,205.85 : x
  2. Step 2: Convert to fraction form
    558,852.75/771,216.89 = 304,205.85/x
  3. Step 3: Cross multiply
    558,852.75x = 771,216.89 × 304,205.85
  4. Step 4: Simplify right side
    558,852.75x = 234,608,688,035.78
  5. Step 5: Solve for x
    x = 234,608,688,035.78/558,852.75
  6. Step 6: Final answer
    x = 419,804.12

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1.5x scale

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.