Home / 724,025.59-999,163.15-401,741.07

Finding the Fourth Proportional to 724,025.59, 999,163.15 and 401,741.07

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Solution

The fourth proportional to 724,025.59, 999,163.15 and 401,741.07 is: 554,407.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,025.59 : 999,163.15 = 401,741.07 : x
  2. Step 2: Convert to fraction form
    724,025.59/999,163.15 = 401,741.07/x
  3. Step 3: Cross multiply
    724,025.59x = 999,163.15 × 401,741.07
  4. Step 4: Simplify right side
    724,025.59x = 401,404,868,234.36
  5. Step 5: Solve for x
    x = 401,404,868,234.36/724,025.59
  6. Step 6: Final answer
    x = 554,407.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.