Home / 470,627.04-649,470.32-255,767.10

Finding the Fourth Proportional to 470,627.04, 649,470.32 and 255,767.10

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Solution

The fourth proportional to 470,627.04, 649,470.32 and 255,767.10 is: 352,961.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,627.04 : 649,470.32 = 255,767.10 : x
  2. Step 2: Convert to fraction form
    470,627.04/649,470.32 = 255,767.10/x
  3. Step 3: Cross multiply
    470,627.04x = 649,470.32 × 255,767.10
  4. Step 4: Simplify right side
    470,627.04x = 166,113,140,282.47
  5. Step 5: Solve for x
    x = 166,113,140,282.47/470,627.04
  6. Step 6: Final answer
    x = 352,961.32

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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.