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Finding the Fourth Proportional to 606,580.65, 910,000.14 and 180,117.70

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Solution

The fourth proportional to 606,580.65, 910,000.14 and 180,117.70 is: 270,214.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,580.65 : 910,000.14 = 180,117.70 : x
  2. Step 2: Convert to fraction form
    606,580.65/910,000.14 = 180,117.70/x
  3. Step 3: Cross multiply
    606,580.65x = 910,000.14 × 180,117.70
  4. Step 4: Simplify right side
    606,580.65x = 163,907,133,345.16
  5. Step 5: Solve for x
    x = 163,907,133,345.16/606,580.65
  6. Step 6: Final answer
    x = 270,214.91

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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.