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Finding the Fourth Proportional to 576,013.06, 864,165.39 and 176,674.15

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Solution

The fourth proportional to 576,013.06, 864,165.39 and 176,674.15 is: 265,055.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,013.06 : 864,165.39 = 176,674.15 : x
  2. Step 2: Convert to fraction form
    576,013.06/864,165.39 = 176,674.15/x
  3. Step 3: Cross multiply
    576,013.06x = 864,165.39 × 176,674.15
  4. Step 4: Simplify right side
    576,013.06x = 152,675,685,737.67
  5. Step 5: Solve for x
    x = 152,675,685,737.67/576,013.06
  6. Step 6: Final answer
    x = 265,055.94

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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.