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Finding the Fourth Proportional to 652,273.29, 899,993.40 and 630,769.62

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Solution

The fourth proportional to 652,273.29, 899,993.40 and 630,769.62 is: 870,323.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,273.29 : 899,993.40 = 630,769.62 : x
  2. Step 2: Convert to fraction form
    652,273.29/899,993.40 = 630,769.62/x
  3. Step 3: Cross multiply
    652,273.29x = 899,993.40 × 630,769.62
  4. Step 4: Simplify right side
    652,273.29x = 567,688,494,920.51
  5. Step 5: Solve for x
    x = 567,688,494,920.51/652,273.29
  6. Step 6: Final answer
    x = 870,323.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.