Home / 719,832.79-1,080,413.43-365,095.90

Finding the Fourth Proportional to 719,832.79, 1,080,413.43 and 365,095.90

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Solution

The fourth proportional to 719,832.79, 1,080,413.43 and 365,095.90 is: 547,980.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,832.79 : 1,080,413.43 = 365,095.90 : x
  2. Step 2: Convert to fraction form
    719,832.79/1,080,413.43 = 365,095.90/x
  3. Step 3: Cross multiply
    719,832.79x = 1,080,413.43 × 365,095.90
  4. Step 4: Simplify right side
    719,832.79x = 394,454,513,597.94
  5. Step 5: Solve for x
    x = 394,454,513,597.94/719,832.79
  6. Step 6: Final answer
    x = 547,980.75

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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.