Home / 662,723.20-994,376.40-307,554.40

Finding the Fourth Proportional to 662,723.20, 994,376.40 and 307,554.40

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Solution

The fourth proportional to 662,723.20, 994,376.40 and 307,554.40 is: 461,466.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,723.20 : 994,376.40 = 307,554.40 : x
  2. Step 2: Convert to fraction form
    662,723.20/994,376.40 = 307,554.40/x
  3. Step 3: Cross multiply
    662,723.20x = 994,376.40 × 307,554.40
  4. Step 4: Simplify right side
    662,723.20x = 305,824,837,076.16
  5. Step 5: Solve for x
    x = 305,824,837,076.16/662,723.20
  6. Step 6: Final answer
    x = 461,466.92

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1.5x scale

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.