Home / 385,253.12-577,822.44-148,566.26

Finding the Fourth Proportional to 385,253.12, 577,822.44 and 148,566.26

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Solution

The fourth proportional to 385,253.12, 577,822.44 and 148,566.26 is: 222,827.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,253.12 : 577,822.44 = 148,566.26 : x
  2. Step 2: Convert to fraction form
    385,253.12/577,822.44 = 148,566.26/x
  3. Step 3: Cross multiply
    385,253.12x = 577,822.44 × 148,566.26
  4. Step 4: Simplify right side
    385,253.12x = 85,844,918,854.87
  5. Step 5: Solve for x
    x = 85,844,918,854.87/385,253.12
  6. Step 6: Final answer
    x = 222,827.32

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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.