Home / 306,099.02-456,833.80-298,127.40

Finding the Fourth Proportional to 306,099.02, 456,833.80 and 298,127.40

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Solution

The fourth proportional to 306,099.02, 456,833.80 and 298,127.40 is: 444,936.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,099.02 : 456,833.80 = 298,127.40 : x
  2. Step 2: Convert to fraction form
    306,099.02/456,833.80 = 298,127.40/x
  3. Step 3: Cross multiply
    306,099.02x = 456,833.80 × 298,127.40
  4. Step 4: Simplify right side
    306,099.02x = 136,194,673,026.12
  5. Step 5: Solve for x
    x = 136,194,673,026.12/306,099.02
  6. Step 6: Final answer
    x = 444,936.65

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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.