Home / 385,819.90-532,459.44-232,895.26

Finding the Fourth Proportional to 385,819.90, 532,459.44 and 232,895.26

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Solution

The fourth proportional to 385,819.90, 532,459.44 and 232,895.26 is: 321,412.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,819.90 : 532,459.44 = 232,895.26 : x
  2. Step 2: Convert to fraction form
    385,819.90/532,459.44 = 232,895.26/x
  3. Step 3: Cross multiply
    385,819.90x = 532,459.44 × 232,895.26
  4. Step 4: Simplify right side
    385,819.90x = 124,007,279,718.25
  5. Step 5: Solve for x
    x = 124,007,279,718.25/385,819.90
  6. Step 6: Final answer
    x = 321,412.35

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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.