Home / 724,323.15-1,086,677.90-251,008.05

Finding the Fourth Proportional to 724,323.15, 1,086,677.90 and 251,008.05

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Solution

The fourth proportional to 724,323.15, 1,086,677.90 and 251,008.05 is: 376,579.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,323.15 : 1,086,677.90 = 251,008.05 : x
  2. Step 2: Convert to fraction form
    724,323.15/1,086,677.90 = 251,008.05/x
  3. Step 3: Cross multiply
    724,323.15x = 1,086,677.90 × 251,008.05
  4. Step 4: Simplify right side
    724,323.15x = 272,764,899,402.06
  5. Step 5: Solve for x
    x = 272,764,899,402.06/724,323.15
  6. Step 6: Final answer
    x = 376,579.02

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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.