Home / 470,157.06-648,816.75-268,953.06

Finding the Fourth Proportional to 470,157.06, 648,816.75 and 268,953.06

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Solution

The fourth proportional to 470,157.06, 648,816.75 and 268,953.06 is: 371,155.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,157.06 : 648,816.75 = 268,953.06 : x
  2. Step 2: Convert to fraction form
    470,157.06/648,816.75 = 268,953.06/x
  3. Step 3: Cross multiply
    470,157.06x = 648,816.75 × 268,953.06
  4. Step 4: Simplify right side
    470,157.06x = 174,501,250,291.76
  5. Step 5: Solve for x
    x = 174,501,250,291.76/470,157.06
  6. Step 6: Final answer
    x = 371,155.23

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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.