Home / 314,202.24-470,664-251,128.08

Finding the Fourth Proportional to 314,202.24, 470,664 and 251,128.08

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Solution

The fourth proportional to 314,202.24, 470,664 and 251,128.08 is: 376,181.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,202.24 : 470,664 = 251,128.08 : x
  2. Step 2: Convert to fraction form
    314,202.24/470,664 = 251,128.08/x
  3. Step 3: Cross multiply
    314,202.24x = 470,664 × 251,128.08
  4. Step 4: Simplify right side
    314,202.24x = 118,196,946,645.12
  5. Step 5: Solve for x
    x = 118,196,946,645.12/314,202.24
  6. Step 6: Final answer
    x = 376,181.11

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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.