Home / 314,772.48-434,309.04-201,748.32

Finding the Fourth Proportional to 314,772.48, 434,309.04 and 201,748.32

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Solution

The fourth proportional to 314,772.48, 434,309.04 and 201,748.32 is: 278,363.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,772.48 : 434,309.04 = 201,748.32 : x
  2. Step 2: Convert to fraction form
    314,772.48/434,309.04 = 201,748.32/x
  3. Step 3: Cross multiply
    314,772.48x = 434,309.04 × 201,748.32
  4. Step 4: Simplify right side
    314,772.48x = 87,621,119,180.81
  5. Step 5: Solve for x
    x = 87,621,119,180.81/314,772.48
  6. Step 6: Final answer
    x = 278,363.34

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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.