Home / 740,015.60-1,109,343-266,585.18

Finding the Fourth Proportional to 740,015.60, 1,109,343 and 266,585.18

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Solution

The fourth proportional to 740,015.60, 1,109,343 and 266,585.18 is: 399,632.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,015.60 : 1,109,343 = 266,585.18 : x
  2. Step 2: Convert to fraction form
    740,015.60/1,109,343 = 266,585.18/x
  3. Step 3: Cross multiply
    740,015.60x = 1,109,343 × 266,585.18
  4. Step 4: Simplify right side
    740,015.60x = 295,734,403,336.74
  5. Step 5: Solve for x
    x = 295,734,403,336.74/740,015.60
  6. Step 6: Final answer
    x = 399,632.66

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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.