Home / 491,724.80-735,837.60-341,259.20

Finding the Fourth Proportional to 491,724.80, 735,837.60 and 341,259.20

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Solution

The fourth proportional to 491,724.80, 735,837.60 and 341,259.20 is: 510,674.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,724.80 : 735,837.60 = 341,259.20 : x
  2. Step 2: Convert to fraction form
    491,724.80/735,837.60 = 341,259.20/x
  3. Step 3: Cross multiply
    491,724.80x = 735,837.60 × 341,259.20
  4. Step 4: Simplify right side
    491,724.80x = 251,111,350,705.92
  5. Step 5: Solve for x
    x = 251,111,350,705.92/491,724.80
  6. Step 6: Final answer
    x = 510,674.57

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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.