Home / 740,117.45-1,109,282.04-360,469.10

Finding the Fourth Proportional to 740,117.45, 1,109,282.04 and 360,469.10

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Solution

The fourth proportional to 740,117.45, 1,109,282.04 and 360,469.10 is: 540,268.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,117.45 : 1,109,282.04 = 360,469.10 : x
  2. Step 2: Convert to fraction form
    740,117.45/1,109,282.04 = 360,469.10/x
  3. Step 3: Cross multiply
    740,117.45x = 1,109,282.04 × 360,469.10
  4. Step 4: Simplify right side
    740,117.45x = 399,861,901,378.17
  5. Step 5: Solve for x
    x = 399,861,901,378.17/740,117.45
  6. Step 6: Final answer
    x = 540,268.17

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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.