Home / 314,735.20-472,242.33-164,939.87

Finding the Fourth Proportional to 314,735.20, 472,242.33 and 164,939.87

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Solution

The fourth proportional to 314,735.20, 472,242.33 and 164,939.87 is: 247,482.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,735.20 : 472,242.33 = 164,939.87 : x
  2. Step 2: Convert to fraction form
    314,735.20/472,242.33 = 164,939.87/x
  3. Step 3: Cross multiply
    314,735.20x = 472,242.33 × 164,939.87
  4. Step 4: Simplify right side
    314,735.20x = 77,891,588,518.70
  5. Step 5: Solve for x
    x = 77,891,588,518.70/314,735.20
  6. Step 6: Final answer
    x = 247,482.93

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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.