Home / 470,127.16-648,775.48-268,923.16

Finding the Fourth Proportional to 470,127.16, 648,775.48 and 268,923.16

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Solution

The fourth proportional to 470,127.16, 648,775.48 and 268,923.16 is: 371,113.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,127.16 : 648,775.48 = 268,923.16 : x
  2. Step 2: Convert to fraction form
    470,127.16/648,775.48 = 268,923.16/x
  3. Step 3: Cross multiply
    470,127.16x = 648,775.48 × 268,923.16
  4. Step 4: Simplify right side
    470,127.16x = 174,470,752,212.12
  5. Step 5: Solve for x
    x = 174,470,752,212.12/470,127.16
  6. Step 6: Final answer
    x = 371,113.96

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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.