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Finding the Fourth Proportional to 937,007.82, 1,406,089.83 and 368,289

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Solution

The fourth proportional to 937,007.82, 1,406,089.83 and 368,289 is: 552,660.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,007.82 : 1,406,089.83 = 368,289 : x
  2. Step 2: Convert to fraction form
    937,007.82/1,406,089.83 = 368,289/x
  3. Step 3: Cross multiply
    937,007.82x = 1,406,089.83 × 368,289
  4. Step 4: Simplify right side
    937,007.82x = 517,847,417,400.87
  5. Step 5: Solve for x
    x = 517,847,417,400.87/937,007.82
  6. Step 6: Final answer
    x = 552,660.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.