Home / 558,864.15-833,647.71-505,054.23

Finding the Fourth Proportional to 558,864.15, 833,647.71 and 505,054.23

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Solution

The fourth proportional to 558,864.15, 833,647.71 and 505,054.23 is: 753,380.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,864.15 : 833,647.71 = 505,054.23 : x
  2. Step 2: Convert to fraction form
    558,864.15/833,647.71 = 505,054.23/x
  3. Step 3: Cross multiply
    558,864.15x = 833,647.71 × 505,054.23
  4. Step 4: Simplify right side
    558,864.15x = 421,037,302,265.31
  5. Step 5: Solve for x
    x = 421,037,302,265.31/558,864.15
  6. Step 6: Final answer
    x = 753,380.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.