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Finding the Fourth Proportional to 370,694.94, 551,273.61 and 358,885.14

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Solution

The fourth proportional to 370,694.94, 551,273.61 and 358,885.14 is: 533,710.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,694.94 : 551,273.61 = 358,885.14 : x
  2. Step 2: Convert to fraction form
    370,694.94/551,273.61 = 358,885.14/x
  3. Step 3: Cross multiply
    370,694.94x = 551,273.61 × 358,885.14
  4. Step 4: Simplify right side
    370,694.94x = 197,843,906,703.16
  5. Step 5: Solve for x
    x = 197,843,906,703.16/370,694.94
  6. Step 6: Final answer
    x = 533,710.84

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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.