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Finding the Fourth Proportional to 586,678.14, 879,585.48 and 187,088.94

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Solution

The fourth proportional to 586,678.14, 879,585.48 and 187,088.94 is: 280,495.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,678.14 : 879,585.48 = 187,088.94 : x
  2. Step 2: Convert to fraction form
    586,678.14/879,585.48 = 187,088.94/x
  3. Step 3: Cross multiply
    586,678.14x = 879,585.48 × 187,088.94
  4. Step 4: Simplify right side
    586,678.14x = 164,560,715,092.59
  5. Step 5: Solve for x
    x = 164,560,715,092.59/586,678.14
  6. Step 6: Final answer
    x = 280,495.73

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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.