Home / 403,565.25-556,920.06-233,897.79

Finding the Fourth Proportional to 403,565.25, 556,920.06 and 233,897.79

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Solution

The fourth proportional to 403,565.25, 556,920.06 and 233,897.79 is: 322,778.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,565.25 : 556,920.06 = 233,897.79 : x
  2. Step 2: Convert to fraction form
    403,565.25/556,920.06 = 233,897.79/x
  3. Step 3: Cross multiply
    403,565.25x = 556,920.06 × 233,897.79
  4. Step 4: Simplify right side
    403,565.25x = 130,262,371,240.67
  5. Step 5: Solve for x
    x = 130,262,371,240.67/403,565.25
  6. Step 6: Final answer
    x = 322,778.96

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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.