Home / 558,710.88-771,006.24-304,056.60

Finding the Fourth Proportional to 558,710.88, 771,006.24 and 304,056.60

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Solution

The fourth proportional to 558,710.88, 771,006.24 and 304,056.60 is: 419,590.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,710.88 : 771,006.24 = 304,056.60 : x
  2. Step 2: Convert to fraction form
    558,710.88/771,006.24 = 304,056.60/x
  3. Step 3: Cross multiply
    558,710.88x = 771,006.24 × 304,056.60
  4. Step 4: Simplify right side
    558,710.88x = 234,429,535,913.18
  5. Step 5: Solve for x
    x = 234,429,535,913.18/558,710.88
  6. Step 6: Final answer
    x = 419,590.07

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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.