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Finding the Fourth Proportional to 569,565.22, 786,015.75 and 314,925.52

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Solution

The fourth proportional to 569,565.22, 786,015.75 and 314,925.52 is: 434,605.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,565.22 : 786,015.75 = 314,925.52 : x
  2. Step 2: Convert to fraction form
    569,565.22/786,015.75 = 314,925.52/x
  3. Step 3: Cross multiply
    569,565.22x = 786,015.75 × 314,925.52
  4. Step 4: Simplify right side
    569,565.22x = 247,536,418,796.94
  5. Step 5: Solve for x
    x = 247,536,418,796.94/569,565.22
  6. Step 6: Final answer
    x = 434,605.92

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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.