Home / 604,977.12-905,185.58-360,915.62

Finding the Fourth Proportional to 604,977.12, 905,185.58 and 360,915.62

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Solution

The fourth proportional to 604,977.12, 905,185.58 and 360,915.62 is: 540,013.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,977.12 : 905,185.58 = 360,915.62 : x
  2. Step 2: Convert to fraction form
    604,977.12/905,185.58 = 360,915.62/x
  3. Step 3: Cross multiply
    604,977.12x = 905,185.58 × 360,915.62
  4. Step 4: Simplify right side
    604,977.12x = 326,695,608,490.25
  5. Step 5: Solve for x
    x = 326,695,608,490.25/604,977.12
  6. Step 6: Final answer
    x = 540,013.16

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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.