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Finding the Fourth Proportional to 270,868.92, 373,613.47 and 185,838.36

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Solution

The fourth proportional to 270,868.92, 373,613.47 and 185,838.36 is: 256,329.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,868.92 : 373,613.47 = 185,838.36 : x
  2. Step 2: Convert to fraction form
    270,868.92/373,613.47 = 185,838.36/x
  3. Step 3: Cross multiply
    270,868.92x = 373,613.47 × 185,838.36
  4. Step 4: Simplify right side
    270,868.92x = 69,431,714,538.71
  5. Step 5: Solve for x
    x = 69,431,714,538.71/270,868.92
  6. Step 6: Final answer
    x = 256,329.57

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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.