Home / 472,296.06-651,764.52-257,436.18

Finding the Fourth Proportional to 472,296.06, 651,764.52 and 257,436.18

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Solution

The fourth proportional to 472,296.06, 651,764.52 and 257,436.18 is: 355,259.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,296.06 : 651,764.52 = 257,436.18 : x
  2. Step 2: Convert to fraction form
    472,296.06/651,764.52 = 257,436.18/x
  3. Step 3: Cross multiply
    472,296.06x = 651,764.52 × 257,436.18
  4. Step 4: Simplify right side
    472,296.06x = 167,787,768,288.33
  5. Step 5: Solve for x
    x = 167,787,768,288.33/472,296.06
  6. Step 6: Final answer
    x = 355,259.72

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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.