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Finding the Fourth Proportional to 306,095.88, 456,829.13 and 298,124.27

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Solution

The fourth proportional to 306,095.88, 456,829.13 and 298,124.27 is: 444,931.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,095.88 : 456,829.13 = 298,124.27 : x
  2. Step 2: Convert to fraction form
    306,095.88/456,829.13 = 298,124.27/x
  3. Step 3: Cross multiply
    306,095.88x = 456,829.13 × 298,124.27
  4. Step 4: Simplify right side
    306,095.88x = 136,191,847,121.22
  5. Step 5: Solve for x
    x = 136,191,847,121.22/306,095.88
  6. Step 6: Final answer
    x = 444,931.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.