Home / 405,304.48-607,864.26-152,611.60

Finding the Fourth Proportional to 405,304.48, 607,864.26 and 152,611.60

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Solution

The fourth proportional to 405,304.48, 607,864.26 and 152,611.60 is: 228,882.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,304.48 : 607,864.26 = 152,611.60 : x
  2. Step 2: Convert to fraction form
    405,304.48/607,864.26 = 152,611.60/x
  3. Step 3: Cross multiply
    405,304.48x = 607,864.26 × 152,611.60
  4. Step 4: Simplify right side
    405,304.48x = 92,767,137,301.42
  5. Step 5: Solve for x
    x = 92,767,137,301.42/405,304.48
  6. Step 6: Final answer
    x = 228,882.59

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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.