Home / 314,913.32-472,283.58-188,454.08

Finding the Fourth Proportional to 314,913.32, 472,283.58 and 188,454.08

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Solution

The fourth proportional to 314,913.32, 472,283.58 and 188,454.08 is: 282,629.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,913.32 : 472,283.58 = 188,454.08 : x
  2. Step 2: Convert to fraction form
    314,913.32/472,283.58 = 188,454.08/x
  3. Step 3: Cross multiply
    314,913.32x = 472,283.58 × 188,454.08
  4. Step 4: Simplify right side
    314,913.32x = 89,003,767,568.01
  5. Step 5: Solve for x
    x = 89,003,767,568.01/314,913.32
  6. Step 6: Final answer
    x = 282,629.42

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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.