Home / 559,621.16-772,057.98-344,387.56

Finding the Fourth Proportional to 559,621.16, 772,057.98 and 344,387.56

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Solution

The fourth proportional to 559,621.16, 772,057.98 and 344,387.56 is: 475,119.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,621.16 : 772,057.98 = 344,387.56 : x
  2. Step 2: Convert to fraction form
    559,621.16/772,057.98 = 344,387.56/x
  3. Step 3: Cross multiply
    559,621.16x = 772,057.98 × 344,387.56
  4. Step 4: Simplify right side
    559,621.16x = 265,887,163,910.73
  5. Step 5: Solve for x
    x = 265,887,163,910.73/559,621.16
  6. Step 6: Final answer
    x = 475,119.93

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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.