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Finding the Fourth Proportional to 371,349.92, 512,686.32 and 350,095.52

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Solution

The fourth proportional to 371,349.92, 512,686.32 and 350,095.52 is: 483,342.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,349.92 : 512,686.32 = 350,095.52 : x
  2. Step 2: Convert to fraction form
    371,349.92/512,686.32 = 350,095.52/x
  3. Step 3: Cross multiply
    371,349.92x = 512,686.32 × 350,095.52
  4. Step 4: Simplify right side
    371,349.92x = 179,489,183,797.29
  5. Step 5: Solve for x
    x = 179,489,183,797.29/371,349.92
  6. Step 6: Final answer
    x = 483,342.46

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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.