Home / 863,212.60-1,295,192.04-463,386.48

Finding the Fourth Proportional to 863,212.60, 1,295,192.04 and 463,386.48

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Solution

The fourth proportional to 863,212.60, 1,295,192.04 and 463,386.48 is: 695,280.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,212.60 : 1,295,192.04 = 463,386.48 : x
  2. Step 2: Convert to fraction form
    863,212.60/1,295,192.04 = 463,386.48/x
  3. Step 3: Cross multiply
    863,212.60x = 1,295,192.04 × 463,386.48
  4. Step 4: Simplify right side
    863,212.60x = 600,174,480,339.62
  5. Step 5: Solve for x
    x = 600,174,480,339.62/863,212.60
  6. Step 6: Final answer
    x = 695,280.03

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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.