Home / 865,425.96-1,298,808.54-565,825.32

Finding the Fourth Proportional to 865,425.96, 1,298,808.54 and 565,825.32

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Solution

The fourth proportional to 865,425.96, 1,298,808.54 and 565,825.32 is: 849,175.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,425.96 : 1,298,808.54 = 565,825.32 : x
  2. Step 2: Convert to fraction form
    865,425.96/1,298,808.54 = 565,825.32/x
  3. Step 3: Cross multiply
    865,425.96x = 1,298,808.54 × 565,825.32
  4. Step 4: Simplify right side
    865,425.96x = 734,898,757,764.23
  5. Step 5: Solve for x
    x = 734,898,757,764.23/865,425.96
  6. Step 6: Final answer
    x = 849,175.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.