Home / 607,084.20-909,897.30-251,915.40

Finding the Fourth Proportional to 607,084.20, 909,897.30 and 251,915.40

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Solution

The fourth proportional to 607,084.20, 909,897.30 and 251,915.40 is: 377,570.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,084.20 : 909,897.30 = 251,915.40 : x
  2. Step 2: Convert to fraction form
    607,084.20/909,897.30 = 251,915.40/x
  3. Step 3: Cross multiply
    607,084.20x = 909,897.30 × 251,915.40
  4. Step 4: Simplify right side
    607,084.20x = 229,217,142,288.42
  5. Step 5: Solve for x
    x = 229,217,142,288.42/607,084.20
  6. Step 6: Final answer
    x = 377,570.59

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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.